Home / 1,805,601.50-2,491,730.43-1,000,785.50

Finding the Fourth Proportional to 1,805,601.50, 2,491,730.43 and 1,000,785.50

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Solution

The fourth proportional to 1,805,601.50, 2,491,730.43 and 1,000,785.50 is: 1,381,084.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,805,601.50 : 2,491,730.43 = 1,000,785.50 : x
  2. Step 2: Convert to fraction form
    1,805,601.50/2,491,730.43 = 1,000,785.50/x
  3. Step 3: Cross multiply
    1,805,601.50x = 2,491,730.43 × 1,000,785.50
  4. Step 4: Simplify right side
    1,805,601.50x = 2,493,687,684,252.77
  5. Step 5: Solve for x
    x = 2,493,687,684,252.77/1,805,601.50
  6. Step 6: Final answer
    x = 1,381,084.19

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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.