Home / 1,125,819.61-1,553,577.47-616,524.73

Finding the Fourth Proportional to 1,125,819.61, 1,553,577.47 and 616,524.73

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Solution

The fourth proportional to 1,125,819.61, 1,553,577.47 and 616,524.73 is: 850,774.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,819.61 : 1,553,577.47 = 616,524.73 : x
  2. Step 2: Convert to fraction form
    1,125,819.61/1,553,577.47 = 616,524.73/x
  3. Step 3: Cross multiply
    1,125,819.61x = 1,553,577.47 × 616,524.73
  4. Step 4: Simplify right side
    1,125,819.61x = 957,818,927,143.21
  5. Step 5: Solve for x
    x = 957,818,927,143.21/1,125,819.61
  6. Step 6: Final answer
    x = 850,774.78

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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.