Home / 1,912,366.12-2,867,500.33-758,443.86

Finding the Fourth Proportional to 1,912,366.12, 2,867,500.33 and 758,443.86

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Solution

The fourth proportional to 1,912,366.12, 2,867,500.33 and 758,443.86 is: 1,137,249.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,912,366.12 : 2,867,500.33 = 758,443.86 : x
  2. Step 2: Convert to fraction form
    1,912,366.12/2,867,500.33 = 758,443.86/x
  3. Step 3: Cross multiply
    1,912,366.12x = 2,867,500.33 × 758,443.86
  4. Step 4: Simplify right side
    1,912,366.12x = 2,174,838,018,836.47
  5. Step 5: Solve for x
    x = 2,174,838,018,836.47/1,912,366.12
  6. Step 6: Final answer
    x = 1,137,249.82

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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.