Home / 1,217,294.56-1,679,793.04-734,016.16

Finding the Fourth Proportional to 1,217,294.56, 1,679,793.04 and 734,016.16

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Solution

The fourth proportional to 1,217,294.56, 1,679,793.04 and 734,016.16 is: 1,012,898.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,294.56 : 1,679,793.04 = 734,016.16 : x
  2. Step 2: Convert to fraction form
    1,217,294.56/1,679,793.04 = 734,016.16/x
  3. Step 3: Cross multiply
    1,217,294.56x = 1,679,793.04 × 734,016.16
  4. Step 4: Simplify right side
    1,217,294.56x = 1,232,995,236,815.53
  5. Step 5: Solve for x
    x = 1,232,995,236,815.53/1,217,294.56
  6. Step 6: Final answer
    x = 1,012,898.01

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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.