Home / 1,359,979.90-2,040,472.05-561,330.70

Finding the Fourth Proportional to 1,359,979.90, 2,040,472.05 and 561,330.70

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Solution

The fourth proportional to 1,359,979.90, 2,040,472.05 and 561,330.70 is: 842,203.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,979.90 : 2,040,472.05 = 561,330.70 : x
  2. Step 2: Convert to fraction form
    1,359,979.90/2,040,472.05 = 561,330.70/x
  3. Step 3: Cross multiply
    1,359,979.90x = 2,040,472.05 × 561,330.70
  4. Step 4: Simplify right side
    1,359,979.90x = 1,145,379,604,156.93
  5. Step 5: Solve for x
    x = 1,145,379,604,156.93/1,359,979.90
  6. Step 6: Final answer
    x = 842,203.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.