Home / 3,852,004.20-5,778,006.30-1,962,436.20

Finding the Fourth Proportional to 3,852,004.20, 5,778,006.30 and 1,962,436.20

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Solution

The fourth proportional to 3,852,004.20, 5,778,006.30 and 1,962,436.20 is: 2,943,654.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,852,004.20 : 5,778,006.30 = 1,962,436.20 : x
  2. Step 2: Convert to fraction form
    3,852,004.20/5,778,006.30 = 1,962,436.20/x
  3. Step 3: Cross multiply
    3,852,004.20x = 5,778,006.30 × 1,962,436.20
  4. Step 4: Simplify right side
    3,852,004.20x = 11,338,968,726,948.06
  5. Step 5: Solve for x
    x = 11,338,968,726,948.06/3,852,004.20
  6. Step 6: Final answer
    x = 2,943,654.30

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.