Home / 1,194,449.49-1,648,700.50-812,697.71

Finding the Fourth Proportional to 1,194,449.49, 1,648,700.50 and 812,697.71

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Solution

The fourth proportional to 1,194,449.49, 1,648,700.50 and 812,697.71 is: 1,121,767.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,194,449.49 : 1,648,700.50 = 812,697.71 : x
  2. Step 2: Convert to fraction form
    1,194,449.49/1,648,700.50 = 812,697.71/x
  3. Step 3: Cross multiply
    1,194,449.49x = 1,648,700.50 × 812,697.71
  4. Step 4: Simplify right side
    1,194,449.49x = 1,339,895,120,825.86
  5. Step 5: Solve for x
    x = 1,339,895,120,825.86/1,194,449.49
  6. Step 6: Final answer
    x = 1,121,767.92

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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.