Home / 3,195,842.40-4,785,890.40-2,125,087.20

Finding the Fourth Proportional to 3,195,842.40, 4,785,890.40 and 2,125,087.20

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Solution

The fourth proportional to 3,195,842.40, 4,785,890.40 and 2,125,087.20 is: 3,182,395.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,195,842.40 : 4,785,890.40 = 2,125,087.20 : x
  2. Step 2: Convert to fraction form
    3,195,842.40/4,785,890.40 = 2,125,087.20/x
  3. Step 3: Cross multiply
    3,195,842.40x = 4,785,890.40 × 2,125,087.20
  4. Step 4: Simplify right side
    3,195,842.40x = 10,170,434,429,642.88
  5. Step 5: Solve for x
    x = 10,170,434,429,642.88/3,195,842.40
  6. Step 6: Final answer
    x = 3,182,395.49

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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.