Home / 1,125,795.70-1,553,551.41-616,489.30

Finding the Fourth Proportional to 1,125,795.70, 1,553,551.41 and 616,489.30

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Solution

The fourth proportional to 1,125,795.70, 1,553,551.41 and 616,489.30 is: 850,729.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,795.70 : 1,553,551.41 = 616,489.30 : x
  2. Step 2: Convert to fraction form
    1,125,795.70/1,553,551.41 = 616,489.30/x
  3. Step 3: Cross multiply
    1,125,795.70x = 1,553,551.41 × 616,489.30
  4. Step 4: Simplify right side
    1,125,795.70x = 957,747,821,264.91
  5. Step 5: Solve for x
    x = 957,747,821,264.91/1,125,795.70
  6. Step 6: Final answer
    x = 850,729.69

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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.