Home / 741,634.20-1,114,784.10-727,637.40

Finding the Fourth Proportional to 741,634.20, 1,114,784.10 and 727,637.40

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Solution

The fourth proportional to 741,634.20, 1,114,784.10 and 727,637.40 is: 1,093,744.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,634.20 : 1,114,784.10 = 727,637.40 : x
  2. Step 2: Convert to fraction form
    741,634.20/1,114,784.10 = 727,637.40/x
  3. Step 3: Cross multiply
    741,634.20x = 1,114,784.10 × 727,637.40
  4. Step 4: Simplify right side
    741,634.20x = 811,158,604,085.34
  5. Step 5: Solve for x
    x = 811,158,604,085.34/741,634.20
  6. Step 6: Final answer
    x = 1,093,744.87

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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.