Home / 1,230,274.20-1,845,872.10-482,856.60

Finding the Fourth Proportional to 1,230,274.20, 1,845,872.10 and 482,856.60

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Solution

The fourth proportional to 1,230,274.20, 1,845,872.10 and 482,856.60 is: 724,465.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,274.20 : 1,845,872.10 = 482,856.60 : x
  2. Step 2: Convert to fraction form
    1,230,274.20/1,845,872.10 = 482,856.60/x
  3. Step 3: Cross multiply
    1,230,274.20x = 1,845,872.10 × 482,856.60
  4. Step 4: Simplify right side
    1,230,274.20x = 891,291,526,240.86
  5. Step 5: Solve for x
    x = 891,291,526,240.86/1,230,274.20
  6. Step 6: Final answer
    x = 724,465.75

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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.