Home / 4,931,816.83-7,398,461.53-1,519,819.81

Finding the Fourth Proportional to 4,931,816.83, 7,398,461.53 and 1,519,819.81

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Solution

The fourth proportional to 4,931,816.83, 7,398,461.53 and 1,519,819.81 is: 2,279,956.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,931,816.83 : 7,398,461.53 = 1,519,819.81 : x
  2. Step 2: Convert to fraction form
    4,931,816.83/7,398,461.53 = 1,519,819.81/x
  3. Step 3: Cross multiply
    4,931,816.83x = 7,398,461.53 × 1,519,819.81
  4. Step 4: Simplify right side
    4,931,816.83x = 11,244,328,380,220.53
  5. Step 5: Solve for x
    x = 11,244,328,380,220.53/4,931,816.83
  6. Step 6: Final answer
    x = 2,279,956.61

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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.