Home / 1,125,035.80-1,552,553.48-608,789.64

Finding the Fourth Proportional to 1,125,035.80, 1,552,553.48 and 608,789.64

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Solution

The fourth proportional to 1,125,035.80, 1,552,553.48 and 608,789.64 is: 840,131.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,035.80 : 1,552,553.48 = 608,789.64 : x
  2. Step 2: Convert to fraction form
    1,125,035.80/1,552,553.48 = 608,789.64/x
  3. Step 3: Cross multiply
    1,125,035.80x = 1,552,553.48 × 608,789.64
  4. Step 4: Simplify right side
    1,125,035.80x = 945,178,474,169.95
  5. Step 5: Solve for x
    x = 945,178,474,169.95/1,125,035.80
  6. Step 6: Final answer
    x = 840,131.91

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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.