Home / 1,581,121.44-2,371,639.08-443,893.04

Finding the Fourth Proportional to 1,581,121.44, 2,371,639.08 and 443,893.04

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Solution

The fourth proportional to 1,581,121.44, 2,371,639.08 and 443,893.04 is: 665,827.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,121.44 : 2,371,639.08 = 443,893.04 : x
  2. Step 2: Convert to fraction form
    1,581,121.44/2,371,639.08 = 443,893.04/x
  3. Step 3: Cross multiply
    1,581,121.44x = 2,371,639.08 × 443,893.04
  4. Step 4: Simplify right side
    1,581,121.44x = 1,052,754,081,004.00
  5. Step 5: Solve for x
    x = 1,052,754,081,004.00/1,581,121.44
  6. Step 6: Final answer
    x = 665,827.47

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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.