Home / 3,852,077.60-5,778,116.40-2,900,295.20

Finding the Fourth Proportional to 3,852,077.60, 5,778,116.40 and 2,900,295.20

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Solution

The fourth proportional to 3,852,077.60, 5,778,116.40 and 2,900,295.20 is: 4,350,442.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,852,077.60 : 5,778,116.40 = 2,900,295.20 : x
  2. Step 2: Convert to fraction form
    3,852,077.60/5,778,116.40 = 2,900,295.20/x
  3. Step 3: Cross multiply
    3,852,077.60x = 5,778,116.40 × 2,900,295.20
  4. Step 4: Simplify right side
    3,852,077.60x = 16,758,243,259,961.28
  5. Step 5: Solve for x
    x = 16,758,243,259,961.28/3,852,077.60
  6. Step 6: Final answer
    x = 4,350,442.80

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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.