Home / 1,419,376.29-2,129,094.36-508,618.13

Finding the Fourth Proportional to 1,419,376.29, 2,129,094.36 and 508,618.13

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Solution

The fourth proportional to 1,419,376.29, 2,129,094.36 and 508,618.13 is: 762,937.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,419,376.29 : 2,129,094.36 = 508,618.13 : x
  2. Step 2: Convert to fraction form
    1,419,376.29/2,129,094.36 = 508,618.13/x
  3. Step 3: Cross multiply
    1,419,376.29x = 2,129,094.36 × 508,618.13
  4. Step 4: Simplify right side
    1,419,376.29x = 1,082,895,989,433.66
  5. Step 5: Solve for x
    x = 1,082,895,989,433.66/1,419,376.29
  6. Step 6: Final answer
    x = 762,937.92

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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.