Home / 1,137,150.49-1,569,279.41-627,851.65

Finding the Fourth Proportional to 1,137,150.49, 1,569,279.41 and 627,851.65

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Solution

The fourth proportional to 1,137,150.49, 1,569,279.41 and 627,851.65 is: 866,441.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,150.49 : 1,569,279.41 = 627,851.65 : x
  2. Step 2: Convert to fraction form
    1,137,150.49/1,569,279.41 = 627,851.65/x
  3. Step 3: Cross multiply
    1,137,150.49x = 1,569,279.41 × 627,851.65
  4. Step 4: Simplify right side
    1,137,150.49x = 985,274,666,879.53
  5. Step 5: Solve for x
    x = 985,274,666,879.53/1,137,150.49
  6. Step 6: Final answer
    x = 866,441.76

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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.