Home / 2,638,336.57-3,957,463.17-841,207.90

Finding the Fourth Proportional to 2,638,336.57, 3,957,463.17 and 841,207.90

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Solution

The fourth proportional to 2,638,336.57, 3,957,463.17 and 841,207.90 is: 1,261,798.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,638,336.57 : 3,957,463.17 = 841,207.90 : x
  2. Step 2: Convert to fraction form
    2,638,336.57/3,957,463.17 = 841,207.90/x
  3. Step 3: Cross multiply
    2,638,336.57x = 3,957,463.17 × 841,207.90
  4. Step 4: Simplify right side
    2,638,336.57x = 3,329,049,280,089.63
  5. Step 5: Solve for x
    x = 3,329,049,280,089.63/2,638,336.57
  6. Step 6: Final answer
    x = 1,261,798.56

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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.