Home / 3,206,750.91-4,810,125.15-1,287,661.56

Finding the Fourth Proportional to 3,206,750.91, 4,810,125.15 and 1,287,661.56

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Solution

The fourth proportional to 3,206,750.91, 4,810,125.15 and 1,287,661.56 is: 1,931,491.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,206,750.91 : 4,810,125.15 = 1,287,661.56 : x
  2. Step 2: Convert to fraction form
    3,206,750.91/4,810,125.15 = 1,287,661.56/x
  3. Step 3: Cross multiply
    3,206,750.91x = 4,810,125.15 × 1,287,661.56
  4. Step 4: Simplify right side
    3,206,750.91x = 6,193,813,254,444.24
  5. Step 5: Solve for x
    x = 6,193,813,254,444.24/3,206,750.91
  6. Step 6: Final answer
    x = 1,931,491.85

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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.