Home / 2,805,420.60-4,208,130.90-1,736,998.20

Finding the Fourth Proportional to 2,805,420.60, 4,208,130.90 and 1,736,998.20

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Solution

The fourth proportional to 2,805,420.60, 4,208,130.90 and 1,736,998.20 is: 2,605,497.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,805,420.60 : 4,208,130.90 = 1,736,998.20 : x
  2. Step 2: Convert to fraction form
    2,805,420.60/4,208,130.90 = 1,736,998.20/x
  3. Step 3: Cross multiply
    2,805,420.60x = 4,208,130.90 × 1,736,998.20
  4. Step 4: Simplify right side
    2,805,420.60x = 7,309,515,798,664.38
  5. Step 5: Solve for x
    x = 7,309,515,798,664.38/2,805,420.60
  6. Step 6: Final answer
    x = 2,605,497.30

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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.