Home / 2,876,110.89-3,969,115.47-1,587,034.32

Finding the Fourth Proportional to 2,876,110.89, 3,969,115.47 and 1,587,034.32

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Solution

The fourth proportional to 2,876,110.89, 3,969,115.47 and 1,587,034.32 is: 2,190,152.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,876,110.89 : 3,969,115.47 = 1,587,034.32 : x
  2. Step 2: Convert to fraction form
    2,876,110.89/3,969,115.47 = 1,587,034.32/x
  3. Step 3: Cross multiply
    2,876,110.89x = 3,969,115.47 × 1,587,034.32
  4. Step 4: Simplify right side
    2,876,110.89x = 6,299,122,470,932.93
  5. Step 5: Solve for x
    x = 6,299,122,470,932.93/2,876,110.89
  6. Step 6: Final answer
    x = 2,190,152.85

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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.