Home / 1,320,883.26-1,981,607.17-410,045.61

Finding the Fourth Proportional to 1,320,883.26, 1,981,607.17 and 410,045.61

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Solution

The fourth proportional to 1,320,883.26, 1,981,607.17 and 410,045.61 is: 615,156.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,320,883.26 : 1,981,607.17 = 410,045.61 : x
  2. Step 2: Convert to fraction form
    1,320,883.26/1,981,607.17 = 410,045.61/x
  3. Step 3: Cross multiply
    1,320,883.26x = 1,981,607.17 × 410,045.61
  4. Step 4: Simplify right side
    1,320,883.26x = 812,549,320,803.02
  5. Step 5: Solve for x
    x = 812,549,320,803.02/1,320,883.26
  6. Step 6: Final answer
    x = 615,156.04

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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.