Home / 1,294,387.78-1,941,861.94-495,669.36

Finding the Fourth Proportional to 1,294,387.78, 1,941,861.94 and 495,669.36

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Solution

The fourth proportional to 1,294,387.78, 1,941,861.94 and 495,669.36 is: 743,611.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,387.78 : 1,941,861.94 = 495,669.36 : x
  2. Step 2: Convert to fraction form
    1,294,387.78/1,941,861.94 = 495,669.36/x
  3. Step 3: Cross multiply
    1,294,387.78x = 1,941,861.94 × 495,669.36
  4. Step 4: Simplify right side
    1,294,387.78x = 962,521,465,008.16
  5. Step 5: Solve for x
    x = 962,521,465,008.16/1,294,387.78
  6. Step 6: Final answer
    x = 743,611.37

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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.