Home / 3,361,909.28-4,639,077.05-1,891,792.15

Finding the Fourth Proportional to 3,361,909.28, 4,639,077.05 and 1,891,792.15

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Solution

The fourth proportional to 3,361,909.28, 4,639,077.05 and 1,891,792.15 is: 2,610,471.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,361,909.28 : 4,639,077.05 = 1,891,792.15 : x
  2. Step 2: Convert to fraction form
    3,361,909.28/4,639,077.05 = 1,891,792.15/x
  3. Step 3: Cross multiply
    3,361,909.28x = 4,639,077.05 × 1,891,792.15
  4. Step 4: Simplify right side
    3,361,909.28x = 8,776,169,539,566.95
  5. Step 5: Solve for x
    x = 8,776,169,539,566.95/3,361,909.28
  6. Step 6: Final answer
    x = 2,610,471.85

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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.