Home / 1,338,432.70-1,846,352.89-854,489.24

Finding the Fourth Proportional to 1,338,432.70, 1,846,352.89 and 854,489.24

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Solution

The fourth proportional to 1,338,432.70, 1,846,352.89 and 854,489.24 is: 1,178,758.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,432.70 : 1,846,352.89 = 854,489.24 : x
  2. Step 2: Convert to fraction form
    1,338,432.70/1,846,352.89 = 854,489.24/x
  3. Step 3: Cross multiply
    1,338,432.70x = 1,846,352.89 × 854,489.24
  4. Step 4: Simplify right side
    1,338,432.70x = 1,577,688,677,747.90
  5. Step 5: Solve for x
    x = 1,577,688,677,747.90/1,338,432.70
  6. Step 6: Final answer
    x = 1,178,758.32

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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.