Home / 876,028.32-1,207,823.72-731,042.97

Finding the Fourth Proportional to 876,028.32, 1,207,823.72 and 731,042.97

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Solution

The fourth proportional to 876,028.32, 1,207,823.72 and 731,042.97 is: 1,007,925.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,028.32 : 1,207,823.72 = 731,042.97 : x
  2. Step 2: Convert to fraction form
    876,028.32/1,207,823.72 = 731,042.97/x
  3. Step 3: Cross multiply
    876,028.32x = 1,207,823.72 × 731,042.97
  4. Step 4: Simplify right side
    876,028.32x = 882,971,035,850.03
  5. Step 5: Solve for x
    x = 882,971,035,850.03/876,028.32
  6. Step 6: Final answer
    x = 1,007,925.22

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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.