Home / 1,357,217.02-1,873,189.92-784,589.14

Finding the Fourth Proportional to 1,357,217.02, 1,873,189.92 and 784,589.14

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Solution

The fourth proportional to 1,357,217.02, 1,873,189.92 and 784,589.14 is: 1,082,866.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,357,217.02 : 1,873,189.92 = 784,589.14 : x
  2. Step 2: Convert to fraction form
    1,357,217.02/1,873,189.92 = 784,589.14/x
  3. Step 3: Cross multiply
    1,357,217.02x = 1,873,189.92 × 784,589.14
  4. Step 4: Simplify right side
    1,357,217.02x = 1,469,684,468,389.47
  5. Step 5: Solve for x
    x = 1,469,684,468,389.47/1,357,217.02
  6. Step 6: Final answer
    x = 1,082,866.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.