Home / 1,363,686.20-1,881,800.28-751,805.54

Finding the Fourth Proportional to 1,363,686.20, 1,881,800.28 and 751,805.54

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Solution

The fourth proportional to 1,363,686.20, 1,881,800.28 and 751,805.54 is: 1,037,443.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,363,686.20 : 1,881,800.28 = 751,805.54 : x
  2. Step 2: Convert to fraction form
    1,363,686.20/1,881,800.28 = 751,805.54/x
  3. Step 3: Cross multiply
    1,363,686.20x = 1,881,800.28 × 751,805.54
  4. Step 4: Simplify right side
    1,363,686.20x = 1,414,747,875,677.55
  5. Step 5: Solve for x
    x = 1,414,747,875,677.55/1,363,686.20
  6. Step 6: Final answer
    x = 1,037,443.86

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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.