Home / 2,876,064.91-3,969,052.62-1,586,988.32

Finding the Fourth Proportional to 2,876,064.91, 3,969,052.62 and 1,586,988.32

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Solution

The fourth proportional to 2,876,064.91, 3,969,052.62 and 1,586,988.32 is: 2,190,089.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,876,064.91 : 3,969,052.62 = 1,586,988.32 : x
  2. Step 2: Convert to fraction form
    2,876,064.91/3,969,052.62 = 1,586,988.32/x
  3. Step 3: Cross multiply
    2,876,064.91x = 3,969,052.62 × 1,586,988.32
  4. Step 4: Simplify right side
    2,876,064.91x = 6,298,840,123,608.93
  5. Step 5: Solve for x
    x = 6,298,840,123,608.93/2,876,064.91
  6. Step 6: Final answer
    x = 2,190,089.70

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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.