Home / 1,420,097.56-2,130,165.16-473,468.58

Finding the Fourth Proportional to 1,420,097.56, 2,130,165.16 and 473,468.58

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Solution

The fourth proportional to 1,420,097.56, 2,130,165.16 and 473,468.58 is: 710,209.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,420,097.56 : 2,130,165.16 = 473,468.58 : x
  2. Step 2: Convert to fraction form
    1,420,097.56/2,130,165.16 = 473,468.58/x
  3. Step 3: Cross multiply
    1,420,097.56x = 2,130,165.16 × 473,468.58
  4. Step 4: Simplify right side
    1,420,097.56x = 1,008,566,272,287.00
  5. Step 5: Solve for x
    x = 1,008,566,272,287.00/1,420,097.56
  6. Step 6: Final answer
    x = 710,209.15

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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.