Home / 1,294,867.80-1,941,380.10-495,840.60

Finding the Fourth Proportional to 1,294,867.80, 1,941,380.10 and 495,840.60

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Solution

The fourth proportional to 1,294,867.80, 1,941,380.10 and 495,840.60 is: 743,407.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,867.80 : 1,941,380.10 = 495,840.60 : x
  2. Step 2: Convert to fraction form
    1,294,867.80/1,941,380.10 = 495,840.60/x
  3. Step 3: Cross multiply
    1,294,867.80x = 1,941,380.10 × 495,840.60
  4. Step 4: Simplify right side
    1,294,867.80x = 962,615,073,612.06
  5. Step 5: Solve for x
    x = 962,615,073,612.06/1,294,867.80
  6. Step 6: Final answer
    x = 743,407.99

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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.