Home / 2,079,924.40-3,120,469.80-882,420.40

Finding the Fourth Proportional to 2,079,924.40, 3,120,469.80 and 882,420.40

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Solution

The fourth proportional to 2,079,924.40, 3,120,469.80 and 882,420.40 is: 1,323,878.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,079,924.40 : 3,120,469.80 = 882,420.40 : x
  2. Step 2: Convert to fraction form
    2,079,924.40/3,120,469.80 = 882,420.40/x
  3. Step 3: Cross multiply
    2,079,924.40x = 3,120,469.80 × 882,420.40
  4. Step 4: Simplify right side
    2,079,924.40x = 2,753,566,209,103.92
  5. Step 5: Solve for x
    x = 2,753,566,209,103.92/2,079,924.40
  6. Step 6: Final answer
    x = 1,323,878.03

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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.