Home / 1,110,756.52-1,665,434.94-942,335.65

Finding the Fourth Proportional to 1,110,756.52, 1,665,434.94 and 942,335.65

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Solution

The fourth proportional to 1,110,756.52, 1,665,434.94 and 942,335.65 is: 1,412,909.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,756.52 : 1,665,434.94 = 942,335.65 : x
  2. Step 2: Convert to fraction form
    1,110,756.52/1,665,434.94 = 942,335.65/x
  3. Step 3: Cross multiply
    1,110,756.52x = 1,665,434.94 × 942,335.65
  4. Step 4: Simplify right side
    1,110,756.52x = 1,569,398,716,717.61
  5. Step 5: Solve for x
    x = 1,569,398,716,717.61/1,110,756.52
  6. Step 6: Final answer
    x = 1,412,909.75

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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.