Home / 1,151,757.28-1,726,290.88-866,531.58

Finding the Fourth Proportional to 1,151,757.28, 1,726,290.88 and 866,531.58

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Solution

The fourth proportional to 1,151,757.28, 1,726,290.88 and 866,531.58 is: 1,298,785.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,757.28 : 1,726,290.88 = 866,531.58 : x
  2. Step 2: Convert to fraction form
    1,151,757.28/1,726,290.88 = 866,531.58/x
  3. Step 3: Cross multiply
    1,151,757.28x = 1,726,290.88 × 866,531.58
  4. Step 4: Simplify right side
    1,151,757.28x = 1,495,885,563,785.99
  5. Step 5: Solve for x
    x = 1,495,885,563,785.99/1,151,757.28
  6. Step 6: Final answer
    x = 1,298,785.42

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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.