Home / 6,246,396.12-9,369,594.18-1,986,573.72

Finding the Fourth Proportional to 6,246,396.12, 9,369,594.18 and 1,986,573.72

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Solution

The fourth proportional to 6,246,396.12, 9,369,594.18 and 1,986,573.72 is: 2,979,860.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,246,396.12 : 9,369,594.18 = 1,986,573.72 : x
  2. Step 2: Convert to fraction form
    6,246,396.12/9,369,594.18 = 1,986,573.72/x
  3. Step 3: Cross multiply
    6,246,396.12x = 9,369,594.18 × 1,986,573.72
  4. Step 4: Simplify right side
    6,246,396.12x = 18,613,389,565,052.95
  5. Step 5: Solve for x
    x = 18,613,389,565,052.95/6,246,396.12
  6. Step 6: Final answer
    x = 2,979,860.58

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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.