Home / 2,810,364.24-4,216,217.04-917,109.12

Finding the Fourth Proportional to 2,810,364.24, 4,216,217.04 and 917,109.12

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Solution

The fourth proportional to 2,810,364.24, 4,216,217.04 and 917,109.12 is: 1,375,882.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,810,364.24 : 4,216,217.04 = 917,109.12 : x
  2. Step 2: Convert to fraction form
    2,810,364.24/4,216,217.04 = 917,109.12/x
  3. Step 3: Cross multiply
    2,810,364.24x = 4,216,217.04 × 917,109.12
  4. Step 4: Simplify right side
    2,810,364.24x = 3,866,731,099,283.41
  5. Step 5: Solve for x
    x = 3,866,731,099,283.41/2,810,364.24
  6. Step 6: Final answer
    x = 1,375,882.54

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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.