Home / 1,953,249.12-2,930,806.80-1,244,077.92

Finding the Fourth Proportional to 1,953,249.12, 2,930,806.80 and 1,244,077.92

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Solution

The fourth proportional to 1,953,249.12, 2,930,806.80 and 1,244,077.92 is: 1,866,711.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,953,249.12 : 2,930,806.80 = 1,244,077.92 : x
  2. Step 2: Convert to fraction form
    1,953,249.12/2,930,806.80 = 1,244,077.92/x
  3. Step 3: Cross multiply
    1,953,249.12x = 2,930,806.80 × 1,244,077.92
  4. Step 4: Simplify right side
    1,953,249.12x = 3,646,152,027,665.86
  5. Step 5: Solve for x
    x = 3,646,152,027,665.86/1,953,249.12
  6. Step 6: Final answer
    x = 1,866,711.21

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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.