Home / 5,012,657.29-7,519,275.81-1,418,123.13

Finding the Fourth Proportional to 5,012,657.29, 7,519,275.81 and 1,418,123.13

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Solution

The fourth proportional to 5,012,657.29, 7,519,275.81 and 1,418,123.13 is: 2,127,266.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,012,657.29 : 7,519,275.81 = 1,418,123.13 : x
  2. Step 2: Convert to fraction form
    5,012,657.29/7,519,275.81 = 1,418,123.13/x
  3. Step 3: Cross multiply
    5,012,657.29x = 7,519,275.81 × 1,418,123.13
  4. Step 4: Simplify right side
    5,012,657.29x = 10,663,258,947,010.48
  5. Step 5: Solve for x
    x = 10,663,258,947,010.48/5,012,657.29
  6. Step 6: Final answer
    x = 2,127,266.70

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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.