Home / 2,199,470.40-3,299,205.60-1,079,726.40

Finding the Fourth Proportional to 2,199,470.40, 3,299,205.60 and 1,079,726.40

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Solution

The fourth proportional to 2,199,470.40, 3,299,205.60 and 1,079,726.40 is: 1,619,589.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,199,470.40 : 3,299,205.60 = 1,079,726.40 : x
  2. Step 2: Convert to fraction form
    2,199,470.40/3,299,205.60 = 1,079,726.40/x
  3. Step 3: Cross multiply
    2,199,470.40x = 3,299,205.60 × 1,079,726.40
  4. Step 4: Simplify right side
    2,199,470.40x = 3,562,239,385,347.84
  5. Step 5: Solve for x
    x = 3,562,239,385,347.84/2,199,470.40
  6. Step 6: Final answer
    x = 1,619,589.60

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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.