Home / 1,231,235.40-1,846,853.10-699,794.40

Finding the Fourth Proportional to 1,231,235.40, 1,846,853.10 and 699,794.40

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Solution

The fourth proportional to 1,231,235.40, 1,846,853.10 and 699,794.40 is: 1,049,691.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,231,235.40 : 1,846,853.10 = 699,794.40 : x
  2. Step 2: Convert to fraction form
    1,231,235.40/1,846,853.10 = 699,794.40/x
  3. Step 3: Cross multiply
    1,231,235.40x = 1,846,853.10 × 699,794.40
  4. Step 4: Simplify right side
    1,231,235.40x = 1,292,417,457,002.64
  5. Step 5: Solve for x
    x = 1,292,417,457,002.64/1,231,235.40
  6. Step 6: Final answer
    x = 1,049,691.60

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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.