Home / 935,675.20-1,401,439.20-724,628.80

Finding the Fourth Proportional to 935,675.20, 1,401,439.20 and 724,628.80

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Solution

The fourth proportional to 935,675.20, 1,401,439.20 and 724,628.80 is: 1,085,337.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,675.20 : 1,401,439.20 = 724,628.80 : x
  2. Step 2: Convert to fraction form
    935,675.20/1,401,439.20 = 724,628.80/x
  3. Step 3: Cross multiply
    935,675.20x = 1,401,439.20 × 724,628.80
  4. Step 4: Simplify right side
    935,675.20x = 1,015,523,205,768.96
  5. Step 5: Solve for x
    x = 1,015,523,205,768.96/935,675.20
  6. Step 6: Final answer
    x = 1,085,337.31

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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.