Home / 1,248,421.44-1,722,809.34-675,449.04

Finding the Fourth Proportional to 1,248,421.44, 1,722,809.34 and 675,449.04

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Solution

The fourth proportional to 1,248,421.44, 1,722,809.34 and 675,449.04 is: 932,113.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,421.44 : 1,722,809.34 = 675,449.04 : x
  2. Step 2: Convert to fraction form
    1,248,421.44/1,722,809.34 = 675,449.04/x
  3. Step 3: Cross multiply
    1,248,421.44x = 1,722,809.34 × 675,449.04
  4. Step 4: Simplify right side
    1,248,421.44x = 1,163,669,914,806.03
  5. Step 5: Solve for x
    x = 1,163,669,914,806.03/1,248,421.44
  6. Step 6: Final answer
    x = 932,113.05

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.