Home / 1,125,388.98-1,553,036.73-616,091.36

Finding the Fourth Proportional to 1,125,388.98, 1,553,036.73 and 616,091.36

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Solution

The fourth proportional to 1,125,388.98, 1,553,036.73 and 616,091.36 is: 850,206.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,388.98 : 1,553,036.73 = 616,091.36 : x
  2. Step 2: Convert to fraction form
    1,125,388.98/1,553,036.73 = 616,091.36/x
  3. Step 3: Cross multiply
    1,125,388.98x = 1,553,036.73 × 616,091.36
  4. Step 4: Simplify right side
    1,125,388.98x = 956,812,503,350.47
  5. Step 5: Solve for x
    x = 956,812,503,350.47/1,125,388.98
  6. Step 6: Final answer
    x = 850,206.04

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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.