Home / 1,916,233.43-2,874,833.46-636,847.61

Finding the Fourth Proportional to 1,916,233.43, 2,874,833.46 and 636,847.61

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Solution

The fourth proportional to 1,916,233.43, 2,874,833.46 and 636,847.61 is: 955,432.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,916,233.43 : 2,874,833.46 = 636,847.61 : x
  2. Step 2: Convert to fraction form
    1,916,233.43/2,874,833.46 = 636,847.61/x
  3. Step 3: Cross multiply
    1,916,233.43x = 2,874,833.46 × 636,847.61
  4. Step 4: Simplify right side
    1,916,233.43x = 1,830,830,803,774.86
  5. Step 5: Solve for x
    x = 1,830,830,803,774.86/1,916,233.43
  6. Step 6: Final answer
    x = 955,432.04

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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.