Home / 3,432,021.80-5,148,032.70-873,231.80

Finding the Fourth Proportional to 3,432,021.80, 5,148,032.70 and 873,231.80

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Solution

The fourth proportional to 3,432,021.80, 5,148,032.70 and 873,231.80 is: 1,309,847.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,432,021.80 : 5,148,032.70 = 873,231.80 : x
  2. Step 2: Convert to fraction form
    3,432,021.80/5,148,032.70 = 873,231.80/x
  3. Step 3: Cross multiply
    3,432,021.80x = 5,148,032.70 × 873,231.80
  4. Step 4: Simplify right side
    3,432,021.80x = 4,495,425,861,079.86
  5. Step 5: Solve for x
    x = 4,495,425,861,079.86/3,432,021.80
  6. Step 6: Final answer
    x = 1,309,847.70

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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.