Home / 891,781.70-1,337,103.58-587,824.95

Finding the Fourth Proportional to 891,781.70, 1,337,103.58 and 587,824.95

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Solution

The fourth proportional to 891,781.70, 1,337,103.58 and 587,824.95 is: 881,362.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,781.70 : 1,337,103.58 = 587,824.95 : x
  2. Step 2: Convert to fraction form
    891,781.70/1,337,103.58 = 587,824.95/x
  3. Step 3: Cross multiply
    891,781.70x = 1,337,103.58 × 587,824.95
  4. Step 4: Simplify right side
    891,781.70x = 785,982,840,530.60
  5. Step 5: Solve for x
    x = 785,982,840,530.60/891,781.70
  6. Step 6: Final answer
    x = 881,362.38

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1.5x scale

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.