Home / 3,187,167.12-4,398,231.64-1,736,872.64

Finding the Fourth Proportional to 3,187,167.12, 4,398,231.64 and 1,736,872.64

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Solution

The fourth proportional to 3,187,167.12, 4,398,231.64 and 1,736,872.64 is: 2,396,852.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,187,167.12 : 4,398,231.64 = 1,736,872.64 : x
  2. Step 2: Convert to fraction form
    3,187,167.12/4,398,231.64 = 1,736,872.64/x
  3. Step 3: Cross multiply
    3,187,167.12x = 4,398,231.64 × 1,736,872.64
  4. Step 4: Simplify right side
    3,187,167.12x = 7,639,168,199,898.33
  5. Step 5: Solve for x
    x = 7,639,168,199,898.33/3,187,167.12
  6. Step 6: Final answer
    x = 2,396,852.10

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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.