Home / 4,812,898.32-7,220,257.85-1,934,489.20

Finding the Fourth Proportional to 4,812,898.32, 7,220,257.85 and 1,934,489.20

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Solution

The fourth proportional to 4,812,898.32, 7,220,257.85 and 1,934,489.20 is: 2,902,099.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,812,898.32 : 7,220,257.85 = 1,934,489.20 : x
  2. Step 2: Convert to fraction form
    4,812,898.32/7,220,257.85 = 1,934,489.20/x
  3. Step 3: Cross multiply
    4,812,898.32x = 7,220,257.85 × 1,934,489.20
  4. Step 4: Simplify right side
    4,812,898.32x = 13,967,510,832,040.22
  5. Step 5: Solve for x
    x = 13,967,510,832,040.22/4,812,898.32
  6. Step 6: Final answer
    x = 2,902,099.71

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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.