Home / 1,248,680.51-1,723,179.10-675,720.68

Finding the Fourth Proportional to 1,248,680.51, 1,723,179.10 and 675,720.68

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Solution

The fourth proportional to 1,248,680.51, 1,723,179.10 and 675,720.68 is: 932,494.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,680.51 : 1,723,179.10 = 675,720.68 : x
  2. Step 2: Convert to fraction form
    1,248,680.51/1,723,179.10 = 675,720.68/x
  3. Step 3: Cross multiply
    1,248,680.51x = 1,723,179.10 × 675,720.68
  4. Step 4: Simplify right side
    1,248,680.51x = 1,164,387,759,211.04
  5. Step 5: Solve for x
    x = 1,164,387,759,211.04/1,248,680.51
  6. Step 6: Final answer
    x = 932,494.54

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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.