Home / 1,125,796.20-1,553,599.54-616,498.68

Finding the Fourth Proportional to 1,125,796.20, 1,553,599.54 and 616,498.68

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Solution

The fourth proportional to 1,125,796.20, 1,553,599.54 and 616,498.68 is: 850,768.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,796.20 : 1,553,599.54 = 616,498.68 : x
  2. Step 2: Convert to fraction form
    1,125,796.20/1,553,599.54 = 616,498.68/x
  3. Step 3: Cross multiply
    1,125,796.20x = 1,553,599.54 × 616,498.68
  4. Step 4: Simplify right side
    1,125,796.20x = 957,792,065,658.61
  5. Step 5: Solve for x
    x = 957,792,065,658.61/1,125,796.20
  6. Step 6: Final answer
    x = 850,768.61

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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.