Home / 935,631.20-1,401,373.20-724,584.80

Finding the Fourth Proportional to 935,631.20, 1,401,373.20 and 724,584.80

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Solution

The fourth proportional to 935,631.20, 1,401,373.20 and 724,584.80 is: 1,085,271.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,631.20 : 1,401,373.20 = 724,584.80 : x
  2. Step 2: Convert to fraction form
    935,631.20/1,401,373.20 = 724,584.80/x
  3. Step 3: Cross multiply
    935,631.20x = 1,401,373.20 × 724,584.80
  4. Step 4: Simplify right side
    935,631.20x = 1,015,413,719,847.36
  5. Step 5: Solve for x
    x = 1,015,413,719,847.36/935,631.20
  6. Step 6: Final answer
    x = 1,085,271.33

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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.