Home / 3,711,712.16-5,122,522.32-2,080,396.64

Finding the Fourth Proportional to 3,711,712.16, 5,122,522.32 and 2,080,396.64

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Solution

The fourth proportional to 3,711,712.16, 5,122,522.32 and 2,080,396.64 is: 2,871,148.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,711,712.16 : 5,122,522.32 = 2,080,396.64 : x
  2. Step 2: Convert to fraction form
    3,711,712.16/5,122,522.32 = 2,080,396.64/x
  3. Step 3: Cross multiply
    3,711,712.16x = 5,122,522.32 × 2,080,396.64
  4. Step 4: Simplify right side
    3,711,712.16x = 10,656,878,222,853.01
  5. Step 5: Solve for x
    x = 10,656,878,222,853.01/3,711,712.16
  6. Step 6: Final answer
    x = 2,871,148.88

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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.