Home / 3,621,182.40-5,435,920.80-2,126,116.80

Finding the Fourth Proportional to 3,621,182.40, 5,435,920.80 and 2,126,116.80

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Solution

The fourth proportional to 3,621,182.40, 5,435,920.80 and 2,126,116.80 is: 3,191,610.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,621,182.40 : 5,435,920.80 = 2,126,116.80 : x
  2. Step 2: Convert to fraction form
    3,621,182.40/5,435,920.80 = 2,126,116.80/x
  3. Step 3: Cross multiply
    3,621,182.40x = 5,435,920.80 × 2,126,116.80
  4. Step 4: Simplify right side
    3,621,182.40x = 11,557,402,536,349.44
  5. Step 5: Solve for x
    x = 11,557,402,536,349.44/3,621,182.40
  6. Step 6: Final answer
    x = 3,191,610.16

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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.