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Finding the Fourth Proportional to 1,925,062.89, 2,890,432.95 and 1,073,797.75

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Solution

The fourth proportional to 1,925,062.89, 2,890,432.95 and 1,073,797.75 is: 1,612,280.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,925,062.89 : 2,890,432.95 = 1,073,797.75 : x
  2. Step 2: Convert to fraction form
    1,925,062.89/2,890,432.95 = 1,073,797.75/x
  3. Step 3: Cross multiply
    1,925,062.89x = 2,890,432.95 × 1,073,797.75
  4. Step 4: Simplify right side
    1,925,062.89x = 3,103,740,398,235.86
  5. Step 5: Solve for x
    x = 3,103,740,398,235.86/1,925,062.89
  6. Step 6: Final answer
    x = 1,612,280.00

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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.