Home / 5,323,472.44-7,986,554.61-1,485,292.78

Finding the Fourth Proportional to 5,323,472.44, 7,986,554.61 and 1,485,292.78

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Solution

The fourth proportional to 5,323,472.44, 7,986,554.61 and 1,485,292.78 is: 2,228,314.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,323,472.44 : 7,986,554.61 = 1,485,292.78 : x
  2. Step 2: Convert to fraction form
    5,323,472.44/7,986,554.61 = 1,485,292.78/x
  3. Step 3: Cross multiply
    5,323,472.44x = 7,986,554.61 × 1,485,292.78
  4. Step 4: Simplify right side
    5,323,472.44x = 11,862,371,899,308.72
  5. Step 5: Solve for x
    x = 11,862,371,899,308.72/5,323,472.44
  6. Step 6: Final answer
    x = 2,228,314.70

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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.