Home / 2,811,792.38-4,217,478.12-1,014,675.80

Finding the Fourth Proportional to 2,811,792.38, 4,217,478.12 and 1,014,675.80

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Solution

The fourth proportional to 2,811,792.38, 4,217,478.12 and 1,014,675.80 is: 1,521,937.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,811,792.38 : 4,217,478.12 = 1,014,675.80 : x
  2. Step 2: Convert to fraction form
    2,811,792.38/4,217,478.12 = 1,014,675.80/x
  3. Step 3: Cross multiply
    2,811,792.38x = 4,217,478.12 × 1,014,675.80
  4. Step 4: Simplify right side
    2,811,792.38x = 4,279,372,985,393.50
  5. Step 5: Solve for x
    x = 4,279,372,985,393.50/2,811,792.38
  6. Step 6: Final answer
    x = 1,521,937.76

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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.