Home / 1,217,570.24-1,679,866.08-734,283.20

Finding the Fourth Proportional to 1,217,570.24, 1,679,866.08 and 734,283.20

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Solution

The fourth proportional to 1,217,570.24, 1,679,866.08 and 734,283.20 is: 1,013,081.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,570.24 : 1,679,866.08 = 734,283.20 : x
  2. Step 2: Convert to fraction form
    1,217,570.24/1,679,866.08 = 734,283.20/x
  3. Step 3: Cross multiply
    1,217,570.24x = 1,679,866.08 × 734,283.20
  4. Step 4: Simplify right side
    1,217,570.24x = 1,233,497,440,793.86
  5. Step 5: Solve for x
    x = 1,233,497,440,793.86/1,217,570.24
  6. Step 6: Final answer
    x = 1,013,081.14

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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.