Home / 1,006,307.92-1,388,693.58-749,334.28

Finding the Fourth Proportional to 1,006,307.92, 1,388,693.58 and 749,334.28

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Solution

The fourth proportional to 1,006,307.92, 1,388,693.58 and 749,334.28 is: 1,034,072.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,307.92 : 1,388,693.58 = 749,334.28 : x
  2. Step 2: Convert to fraction form
    1,006,307.92/1,388,693.58 = 749,334.28/x
  3. Step 3: Cross multiply
    1,006,307.92x = 1,388,693.58 × 749,334.28
  4. Step 4: Simplify right side
    1,006,307.92x = 1,040,595,703,909.92
  5. Step 5: Solve for x
    x = 1,040,595,703,909.92/1,006,307.92
  6. Step 6: Final answer
    x = 1,034,072.86

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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.