Home / 1,294,405.72-1,941,888.85-495,687.30

Finding the Fourth Proportional to 1,294,405.72, 1,941,888.85 and 495,687.30

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Solution

The fourth proportional to 1,294,405.72, 1,941,888.85 and 495,687.30 is: 743,638.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,405.72 : 1,941,888.85 = 495,687.30 : x
  2. Step 2: Convert to fraction form
    1,294,405.72/1,941,888.85 = 495,687.30/x
  3. Step 3: Cross multiply
    1,294,405.72x = 1,941,888.85 × 495,687.30
  4. Step 4: Simplify right side
    1,294,405.72x = 962,569,640,956.61
  5. Step 5: Solve for x
    x = 962,569,640,956.61/1,294,405.72
  6. Step 6: Final answer
    x = 743,638.28

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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.