Home / 1,085,134.98-1,627,716.24-748,085.46

Finding the Fourth Proportional to 1,085,134.98, 1,627,716.24 and 748,085.46

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Solution

The fourth proportional to 1,085,134.98, 1,627,716.24 and 748,085.46 is: 1,122,137.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,134.98 : 1,627,716.24 = 748,085.46 : x
  2. Step 2: Convert to fraction form
    1,085,134.98/1,627,716.24 = 748,085.46/x
  3. Step 3: Cross multiply
    1,085,134.98x = 1,627,716.24 × 748,085.46
  4. Step 4: Simplify right side
    1,085,134.98x = 1,217,670,852,149.87
  5. Step 5: Solve for x
    x = 1,217,670,852,149.87/1,085,134.98
  6. Step 6: Final answer
    x = 1,122,137.68

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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.