Home / 2,887,515.47-4,329,778.12-1,539,315.97

Finding the Fourth Proportional to 2,887,515.47, 4,329,778.12 and 1,539,315.97

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Solution

The fourth proportional to 2,887,515.47, 4,329,778.12 and 1,539,315.97 is: 2,308,176.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,887,515.47 : 4,329,778.12 = 1,539,315.97 : x
  2. Step 2: Convert to fraction form
    2,887,515.47/4,329,778.12 = 1,539,315.97/x
  3. Step 3: Cross multiply
    2,887,515.47x = 4,329,778.12 × 1,539,315.97
  4. Step 4: Simplify right side
    2,887,515.47x = 6,664,896,591,999.84
  5. Step 5: Solve for x
    x = 6,664,896,591,999.84/2,887,515.47
  6. Step 6: Final answer
    x = 2,308,176.93

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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.