Home / 1,479,792.24-2,219,968.20-469,168.56

Finding the Fourth Proportional to 1,479,792.24, 2,219,968.20 and 469,168.56

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Solution

The fourth proportional to 1,479,792.24, 2,219,968.20 and 469,168.56 is: 703,841.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,792.24 : 2,219,968.20 = 469,168.56 : x
  2. Step 2: Convert to fraction form
    1,479,792.24/2,219,968.20 = 469,168.56/x
  3. Step 3: Cross multiply
    1,479,792.24x = 2,219,968.20 × 469,168.56
  4. Step 4: Simplify right side
    1,479,792.24x = 1,041,539,283,639.79
  5. Step 5: Solve for x
    x = 1,041,539,283,639.79/1,479,792.24
  6. Step 6: Final answer
    x = 703,841.56

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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.