Home / 1,144,044.24-1,578,776.76-627,806.76

Finding the Fourth Proportional to 1,144,044.24, 1,578,776.76 and 627,806.76

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Solution

The fourth proportional to 1,144,044.24, 1,578,776.76 and 627,806.76 is: 866,370.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,044.24 : 1,578,776.76 = 627,806.76 : x
  2. Step 2: Convert to fraction form
    1,144,044.24/1,578,776.76 = 627,806.76/x
  3. Step 3: Cross multiply
    1,144,044.24x = 1,578,776.76 × 627,806.76
  4. Step 4: Simplify right side
    1,144,044.24x = 991,166,722,458.90
  5. Step 5: Solve for x
    x = 991,166,722,458.90/1,144,044.24
  6. Step 6: Final answer
    x = 866,370.97

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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.