Home / 1,277,084.52-1,762,456.05-704,123.73

Finding the Fourth Proportional to 1,277,084.52, 1,762,456.05 and 704,123.73

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Solution

The fourth proportional to 1,277,084.52, 1,762,456.05 and 704,123.73 is: 971,734.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,084.52 : 1,762,456.05 = 704,123.73 : x
  2. Step 2: Convert to fraction form
    1,277,084.52/1,762,456.05 = 704,123.73/x
  3. Step 3: Cross multiply
    1,277,084.52x = 1,762,456.05 × 704,123.73
  4. Step 4: Simplify right side
    1,277,084.52x = 1,240,987,127,887.07
  5. Step 5: Solve for x
    x = 1,240,987,127,887.07/1,277,084.52
  6. Step 6: Final answer
    x = 971,734.53

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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.