Home / 3,173,963.33-4,381,409.65-2,142,867.24

Finding the Fourth Proportional to 3,173,963.33, 4,381,409.65 and 2,142,867.24

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Solution

The fourth proportional to 3,173,963.33, 4,381,409.65 and 2,142,867.24 is: 2,958,061.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,173,963.33 : 4,381,409.65 = 2,142,867.24 : x
  2. Step 2: Convert to fraction form
    3,173,963.33/4,381,409.65 = 2,142,867.24/x
  3. Step 3: Cross multiply
    3,173,963.33x = 4,381,409.65 × 2,142,867.24
  4. Step 4: Simplify right side
    3,173,963.33x = 9,388,779,198,647.70
  5. Step 5: Solve for x
    x = 9,388,779,198,647.70/3,173,963.33
  6. Step 6: Final answer
    x = 2,958,061.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.