Home / 1,086,505.52-1,631,357.70-607,671.44

Finding the Fourth Proportional to 1,086,505.52, 1,631,357.70 and 607,671.44

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Solution

The fourth proportional to 1,086,505.52, 1,631,357.70 and 607,671.44 is: 912,401.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,505.52 : 1,631,357.70 = 607,671.44 : x
  2. Step 2: Convert to fraction form
    1,086,505.52/1,631,357.70 = 607,671.44/x
  3. Step 3: Cross multiply
    1,086,505.52x = 1,631,357.70 × 607,671.44
  4. Step 4: Simplify right side
    1,086,505.52x = 991,329,482,714.09
  5. Step 5: Solve for x
    x = 991,329,482,714.09/1,086,505.52
  6. Step 6: Final answer
    x = 912,401.70

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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.