Home / 1,513,419.75-2,087,337.74-969,606

Finding the Fourth Proportional to 1,513,419.75, 2,087,337.74 and 969,606

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Solution

The fourth proportional to 1,513,419.75, 2,087,337.74 and 969,606 is: 1,337,299.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,419.75 : 2,087,337.74 = 969,606 : x
  2. Step 2: Convert to fraction form
    1,513,419.75/2,087,337.74 = 969,606/x
  3. Step 3: Cross multiply
    1,513,419.75x = 2,087,337.74 × 969,606
  4. Step 4: Simplify right side
    1,513,419.75x = 2,023,895,191,882.41
  5. Step 5: Solve for x
    x = 2,023,895,191,882.41/1,513,419.75
  6. Step 6: Final answer
    x = 1,337,299.31

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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.