Home / 1,689,761.37-2,534,641.49-1,122,250.52

Finding the Fourth Proportional to 1,689,761.37, 2,534,641.49 and 1,122,250.52

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Solution

The fourth proportional to 1,689,761.37, 2,534,641.49 and 1,122,250.52 is: 1,683,375.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,689,761.37 : 2,534,641.49 = 1,122,250.52 : x
  2. Step 2: Convert to fraction form
    1,689,761.37/2,534,641.49 = 1,122,250.52/x
  3. Step 3: Cross multiply
    1,689,761.37x = 2,534,641.49 × 1,122,250.52
  4. Step 4: Simplify right side
    1,689,761.37x = 2,844,502,711,881.61
  5. Step 5: Solve for x
    x = 2,844,502,711,881.61/1,689,761.37
  6. Step 6: Final answer
    x = 1,683,375.39

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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.