Home / 889,447.91-1,227,639.87-695,471.95

Finding the Fourth Proportional to 889,447.91, 1,227,639.87 and 695,471.95

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Solution

The fourth proportional to 889,447.91, 1,227,639.87 and 695,471.95 is: 959,909.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,447.91 : 1,227,639.87 = 695,471.95 : x
  2. Step 2: Convert to fraction form
    889,447.91/1,227,639.87 = 695,471.95/x
  3. Step 3: Cross multiply
    889,447.91x = 1,227,639.87 × 695,471.95
  4. Step 4: Simplify right side
    889,447.91x = 853,789,091,217.55
  5. Step 5: Solve for x
    x = 853,789,091,217.55/889,447.91
  6. Step 6: Final answer
    x = 959,909.04

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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.