Home / 1,013,789.90-1,399,026.37-548,642.83

Finding the Fourth Proportional to 1,013,789.90, 1,399,026.37 and 548,642.83

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Solution

The fourth proportional to 1,013,789.90, 1,399,026.37 and 548,642.83 is: 757,125.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,789.90 : 1,399,026.37 = 548,642.83 : x
  2. Step 2: Convert to fraction form
    1,013,789.90/1,399,026.37 = 548,642.83/x
  3. Step 3: Cross multiply
    1,013,789.90x = 1,399,026.37 × 548,642.83
  4. Step 4: Simplify right side
    1,013,789.90x = 767,565,786,881.43
  5. Step 5: Solve for x
    x = 767,565,786,881.43/1,013,789.90
  6. Step 6: Final answer
    x = 757,125.11

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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.