Home / 1,592,431.38-2,388,632.49-645,577.02

Finding the Fourth Proportional to 1,592,431.38, 2,388,632.49 and 645,577.02

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Solution

The fourth proportional to 1,592,431.38, 2,388,632.49 and 645,577.02 is: 968,359.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,592,431.38 : 2,388,632.49 = 645,577.02 : x
  2. Step 2: Convert to fraction form
    1,592,431.38/2,388,632.49 = 645,577.02/x
  3. Step 3: Cross multiply
    1,592,431.38x = 2,388,632.49 × 645,577.02
  4. Step 4: Simplify right side
    1,592,431.38x = 1,542,046,244,769.38
  5. Step 5: Solve for x
    x = 1,542,046,244,769.38/1,592,431.38
  6. Step 6: Final answer
    x = 968,359.62

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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.