Home / 1,125,795.20-1,553,598.16-616,497.68

Finding the Fourth Proportional to 1,125,795.20, 1,553,598.16 and 616,497.68

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Solution

The fourth proportional to 1,125,795.20, 1,553,598.16 and 616,497.68 is: 850,767.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,795.20 : 1,553,598.16 = 616,497.68 : x
  2. Step 2: Convert to fraction form
    1,125,795.20/1,553,598.16 = 616,497.68/x
  3. Step 3: Cross multiply
    1,125,795.20x = 1,553,598.16 × 616,497.68
  4. Step 4: Simplify right side
    1,125,795.20x = 957,789,661,292.27
  5. Step 5: Solve for x
    x = 957,789,661,292.27/1,125,795.20
  6. Step 6: Final answer
    x = 850,767.23

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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.