Home / 1,211,194.27-1,671,432.63-659,932.95

Finding the Fourth Proportional to 1,211,194.27, 1,671,432.63 and 659,932.95

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Solution

The fourth proportional to 1,211,194.27, 1,671,432.63 and 659,932.95 is: 910,699.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,211,194.27 : 1,671,432.63 = 659,932.95 : x
  2. Step 2: Convert to fraction form
    1,211,194.27/1,671,432.63 = 659,932.95/x
  3. Step 3: Cross multiply
    1,211,194.27x = 1,671,432.63 × 659,932.95
  4. Step 4: Simplify right side
    1,211,194.27x = 1,103,033,466,242.16
  5. Step 5: Solve for x
    x = 1,103,033,466,242.16/1,211,194.27
  6. Step 6: Final answer
    x = 910,699.05

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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.