Home / 1,125,391.92-1,553,068.20-616,092.72

Finding the Fourth Proportional to 1,125,391.92, 1,553,068.20 and 616,092.72

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Solution

The fourth proportional to 1,125,391.92, 1,553,068.20 and 616,092.72 is: 850,222.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,391.92 : 1,553,068.20 = 616,092.72 : x
  2. Step 2: Convert to fraction form
    1,125,391.92/1,553,068.20 = 616,092.72/x
  3. Step 3: Cross multiply
    1,125,391.92x = 1,553,068.20 × 616,092.72
  4. Step 4: Simplify right side
    1,125,391.92x = 956,834,011,683.50
  5. Step 5: Solve for x
    x = 956,834,011,683.50/1,125,391.92
  6. Step 6: Final answer
    x = 850,222.93

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1.5x scale

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.