Home / 1,502,370.64-2,073,268.08-814,061.28

Finding the Fourth Proportional to 1,502,370.64, 2,073,268.08 and 814,061.28

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Solution

The fourth proportional to 1,502,370.64, 2,073,268.08 and 814,061.28 is: 1,123,402.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,502,370.64 : 2,073,268.08 = 814,061.28 : x
  2. Step 2: Convert to fraction form
    1,502,370.64/2,073,268.08 = 814,061.28/x
  3. Step 3: Cross multiply
    1,502,370.64x = 2,073,268.08 × 814,061.28
  4. Step 4: Simplify right side
    1,502,370.64x = 1,687,767,266,987.94
  5. Step 5: Solve for x
    x = 1,687,767,266,987.94/1,502,370.64
  6. Step 6: Final answer
    x = 1,123,402.72

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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.