Home / 3,827,843.64-5,282,421.35-2,108,964.15

Finding the Fourth Proportional to 3,827,843.64, 5,282,421.35 and 2,108,964.15

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Solution

The fourth proportional to 3,827,843.64, 5,282,421.35 and 2,108,964.15 is: 2,910,368.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,827,843.64 : 5,282,421.35 = 2,108,964.15 : x
  2. Step 2: Convert to fraction form
    3,827,843.64/5,282,421.35 = 2,108,964.15/x
  3. Step 3: Cross multiply
    3,827,843.64x = 5,282,421.35 × 2,108,964.15
  4. Step 4: Simplify right side
    3,827,843.64x = 11,140,437,241,799.78
  5. Step 5: Solve for x
    x = 11,140,437,241,799.78/3,827,843.64
  6. Step 6: Final answer
    x = 2,910,368.94

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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.