Home / 1,581,000.90-2,371,146.41-727,252.59

Finding the Fourth Proportional to 1,581,000.90, 2,371,146.41 and 727,252.59

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Solution

The fourth proportional to 1,581,000.90, 2,371,146.41 and 727,252.59 is: 1,090,715.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,000.90 : 2,371,146.41 = 727,252.59 : x
  2. Step 2: Convert to fraction form
    1,581,000.90/2,371,146.41 = 727,252.59/x
  3. Step 3: Cross multiply
    1,581,000.90x = 2,371,146.41 × 727,252.59
  4. Step 4: Simplify right side
    1,581,000.90x = 1,724,422,367,941.70
  5. Step 5: Solve for x
    x = 1,724,422,367,941.70/1,581,000.90
  6. Step 6: Final answer
    x = 1,090,715.61

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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.