Home / 1,794,326.40-2,691,964.80-783,014.40

Finding the Fourth Proportional to 1,794,326.40, 2,691,964.80 and 783,014.40

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Solution

The fourth proportional to 1,794,326.40, 2,691,964.80 and 783,014.40 is: 1,174,728.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,794,326.40 : 2,691,964.80 = 783,014.40 : x
  2. Step 2: Convert to fraction form
    1,794,326.40/2,691,964.80 = 783,014.40/x
  3. Step 3: Cross multiply
    1,794,326.40x = 2,691,964.80 × 783,014.40
  4. Step 4: Simplify right side
    1,794,326.40x = 2,107,847,202,693.12
  5. Step 5: Solve for x
    x = 2,107,847,202,693.12/1,794,326.40
  6. Step 6: Final answer
    x = 1,174,728.97

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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.