Home / 1,137,195.50-1,569,288.66-627,886.94

Finding the Fourth Proportional to 1,137,195.50, 1,569,288.66 and 627,886.94

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Solution

The fourth proportional to 1,137,195.50, 1,569,288.66 and 627,886.94 is: 866,461.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,195.50 : 1,569,288.66 = 627,886.94 : x
  2. Step 2: Convert to fraction form
    1,137,195.50/1,569,288.66 = 627,886.94/x
  3. Step 3: Cross multiply
    1,137,195.50x = 1,569,288.66 × 627,886.94
  4. Step 4: Simplify right side
    1,137,195.50x = 985,335,854,704.10
  5. Step 5: Solve for x
    x = 985,335,854,704.10/1,137,195.50
  6. Step 6: Final answer
    x = 866,461.27

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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.