Home / 2,895,207.20-4,342,810.80-2,148,711.20

Finding the Fourth Proportional to 2,895,207.20, 4,342,810.80 and 2,148,711.20

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Solution

The fourth proportional to 2,895,207.20, 4,342,810.80 and 2,148,711.20 is: 3,223,066.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,895,207.20 : 4,342,810.80 = 2,148,711.20 : x
  2. Step 2: Convert to fraction form
    2,895,207.20/4,342,810.80 = 2,148,711.20/x
  3. Step 3: Cross multiply
    2,895,207.20x = 4,342,810.80 × 2,148,711.20
  4. Step 4: Simplify right side
    2,895,207.20x = 9,331,446,205,440.96
  5. Step 5: Solve for x
    x = 9,331,446,205,440.96/2,895,207.20
  6. Step 6: Final answer
    x = 3,223,066.80

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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.