Home / 935,449.20-1,401,100.20-724,402.80

Finding the Fourth Proportional to 935,449.20, 1,401,100.20 and 724,402.80

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Solution

The fourth proportional to 935,449.20, 1,401,100.20 and 724,402.80 is: 1,084,998.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,449.20 : 1,401,100.20 = 724,402.80 : x
  2. Step 2: Convert to fraction form
    935,449.20/1,401,100.20 = 724,402.80/x
  3. Step 3: Cross multiply
    935,449.20x = 1,401,100.20 × 724,402.80
  4. Step 4: Simplify right side
    935,449.20x = 1,014,960,907,960.56
  5. Step 5: Solve for x
    x = 1,014,960,907,960.56/935,449.20
  6. Step 6: Final answer
    x = 1,084,998.42

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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.