Home / 1,007,843.18-1,390,825.52-548,956.34

Finding the Fourth Proportional to 1,007,843.18, 1,390,825.52 and 548,956.34

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Solution

The fourth proportional to 1,007,843.18, 1,390,825.52 and 548,956.34 is: 757,560.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,843.18 : 1,390,825.52 = 548,956.34 : x
  2. Step 2: Convert to fraction form
    1,007,843.18/1,390,825.52 = 548,956.34/x
  3. Step 3: Cross multiply
    1,007,843.18x = 1,390,825.52 × 548,956.34
  4. Step 4: Simplify right side
    1,007,843.18x = 763,502,487,037.80
  5. Step 5: Solve for x
    x = 763,502,487,037.80/1,007,843.18
  6. Step 6: Final answer
    x = 757,560.80

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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.