Home / 1,356,625.67-1,872,165.38-744,834.83

Finding the Fourth Proportional to 1,356,625.67, 1,872,165.38 and 744,834.83

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Solution

The fourth proportional to 1,356,625.67, 1,872,165.38 and 744,834.83 is: 1,027,884.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356,625.67 : 1,872,165.38 = 744,834.83 : x
  2. Step 2: Convert to fraction form
    1,356,625.67/1,872,165.38 = 744,834.83/x
  3. Step 3: Cross multiply
    1,356,625.67x = 1,872,165.38 × 744,834.83
  4. Step 4: Simplify right side
    1,356,625.67x = 1,394,453,969,459.18
  5. Step 5: Solve for x
    x = 1,394,453,969,459.18/1,356,625.67
  6. Step 6: Final answer
    x = 1,027,884.11

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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.