Home / 4,920,753.30-7,381,129.95-1,726,202.40

Finding the Fourth Proportional to 4,920,753.30, 7,381,129.95 and 1,726,202.40

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Solution

The fourth proportional to 4,920,753.30, 7,381,129.95 and 1,726,202.40 is: 2,589,303.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920,753.30 : 7,381,129.95 = 1,726,202.40 : x
  2. Step 2: Convert to fraction form
    4,920,753.30/7,381,129.95 = 1,726,202.40/x
  3. Step 3: Cross multiply
    4,920,753.30x = 7,381,129.95 × 1,726,202.40
  4. Step 4: Simplify right side
    4,920,753.30x = 12,741,324,234,401.88
  5. Step 5: Solve for x
    x = 12,741,324,234,401.88/4,920,753.30
  6. Step 6: Final answer
    x = 2,589,303.60

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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.