Home / 1,120,372.50-1,546,132.49-611,074.88

Finding the Fourth Proportional to 1,120,372.50, 1,546,132.49 and 611,074.88

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Solution

The fourth proportional to 1,120,372.50, 1,546,132.49 and 611,074.88 is: 843,293.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,372.50 : 1,546,132.49 = 611,074.88 : x
  2. Step 2: Convert to fraction form
    1,120,372.50/1,546,132.49 = 611,074.88/x
  3. Step 3: Cross multiply
    1,120,372.50x = 1,546,132.49 × 611,074.88
  4. Step 4: Simplify right side
    1,120,372.50x = 944,802,725,790.85
  5. Step 5: Solve for x
    x = 944,802,725,790.85/1,120,372.50
  6. Step 6: Final answer
    x = 843,293.39

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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.