Home / 1,125,665.04-1,553,402.34-616,367.46

Finding the Fourth Proportional to 1,125,665.04, 1,553,402.34 and 616,367.46

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Solution

The fourth proportional to 1,125,665.04, 1,553,402.34 and 616,367.46 is: 850,578.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,665.04 : 1,553,402.34 = 616,367.46 : x
  2. Step 2: Convert to fraction form
    1,125,665.04/1,553,402.34 = 616,367.46/x
  3. Step 3: Cross multiply
    1,125,665.04x = 1,553,402.34 × 616,367.46
  4. Step 4: Simplify right side
    1,125,665.04x = 957,466,654,663.86
  5. Step 5: Solve for x
    x = 957,466,654,663.86/1,125,665.04
  6. Step 6: Final answer
    x = 850,578.65

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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.