Home / 987,747.54-1,363,098.15-535,038.54

Finding the Fourth Proportional to 987,747.54, 1,363,098.15 and 535,038.54

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Solution

The fourth proportional to 987,747.54, 1,363,098.15 and 535,038.54 is: 738,356.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,747.54 : 1,363,098.15 = 535,038.54 : x
  2. Step 2: Convert to fraction form
    987,747.54/1,363,098.15 = 535,038.54/x
  3. Step 3: Cross multiply
    987,747.54x = 1,363,098.15 × 535,038.54
  4. Step 4: Simplify right side
    987,747.54x = 729,310,044,052.70
  5. Step 5: Solve for x
    x = 729,310,044,052.70/987,747.54
  6. Step 6: Final answer
    x = 738,356.73

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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.