Home / 1,787,888.76-2,681,772.98-777,010.83

Finding the Fourth Proportional to 1,787,888.76, 2,681,772.98 and 777,010.83

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Solution

The fourth proportional to 1,787,888.76, 2,681,772.98 and 777,010.83 is: 1,165,490.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787,888.76 : 2,681,772.98 = 777,010.83 : x
  2. Step 2: Convert to fraction form
    1,787,888.76/2,681,772.98 = 777,010.83/x
  3. Step 3: Cross multiply
    1,787,888.76x = 2,681,772.98 × 777,010.83
  4. Step 4: Simplify right side
    1,787,888.76x = 2,083,766,650,160.96
  5. Step 5: Solve for x
    x = 2,083,766,650,160.96/1,787,888.76
  6. Step 6: Final answer
    x = 1,165,490.10

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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.