Home / 1,479,449.39-2,217,212.31-759,762.02

Finding the Fourth Proportional to 1,479,449.39, 2,217,212.31 and 759,762.02

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Solution

The fourth proportional to 1,479,449.39, 2,217,212.31 and 759,762.02 is: 1,138,635.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,449.39 : 2,217,212.31 = 759,762.02 : x
  2. Step 2: Convert to fraction form
    1,479,449.39/2,217,212.31 = 759,762.02/x
  3. Step 3: Cross multiply
    1,479,449.39x = 2,217,212.31 × 759,762.02
  4. Step 4: Simplify right side
    1,479,449.39x = 1,684,553,692,328.40
  5. Step 5: Solve for x
    x = 1,684,553,692,328.40/1,479,449.39
  6. Step 6: Final answer
    x = 1,138,635.56

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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.