Home / 3,476,869.60-5,215,304.40-2,979,205.60

Finding the Fourth Proportional to 3,476,869.60, 5,215,304.40 and 2,979,205.60

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Solution

The fourth proportional to 3,476,869.60, 5,215,304.40 and 2,979,205.60 is: 4,468,808.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,476,869.60 : 5,215,304.40 = 2,979,205.60 : x
  2. Step 2: Convert to fraction form
    3,476,869.60/5,215,304.40 = 2,979,205.60/x
  3. Step 3: Cross multiply
    3,476,869.60x = 5,215,304.40 × 2,979,205.60
  4. Step 4: Simplify right side
    3,476,869.60x = 15,537,464,074,184.64
  5. Step 5: Solve for x
    x = 15,537,464,074,184.64/3,476,869.60
  6. Step 6: Final answer
    x = 4,468,808.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.