Home / 1,230,610.10-1,698,990.39-844,060.59

Finding the Fourth Proportional to 1,230,610.10, 1,698,990.39 and 844,060.59

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Solution

The fourth proportional to 1,230,610.10, 1,698,990.39 and 844,060.59 is: 1,165,316.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,610.10 : 1,698,990.39 = 844,060.59 : x
  2. Step 2: Convert to fraction form
    1,230,610.10/1,698,990.39 = 844,060.59/x
  3. Step 3: Cross multiply
    1,230,610.10x = 1,698,990.39 × 844,060.59
  4. Step 4: Simplify right side
    1,230,610.10x = 1,434,050,830,987.73
  5. Step 5: Solve for x
    x = 1,434,050,830,987.73/1,230,610.10
  6. Step 6: Final answer
    x = 1,165,316.97

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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.