Home / 2,134,215.88-3,201,329.28-872,043.50

Finding the Fourth Proportional to 2,134,215.88, 3,201,329.28 and 872,043.50

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Solution

The fourth proportional to 2,134,215.88, 3,201,329.28 and 872,043.50 is: 1,308,067.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,134,215.88 : 3,201,329.28 = 872,043.50 : x
  2. Step 2: Convert to fraction form
    2,134,215.88/3,201,329.28 = 872,043.50/x
  3. Step 3: Cross multiply
    2,134,215.88x = 3,201,329.28 × 872,043.50
  4. Step 4: Simplify right side
    2,134,215.88x = 2,791,698,385,623.46
  5. Step 5: Solve for x
    x = 2,791,698,385,623.46/2,134,215.88
  6. Step 6: Final answer
    x = 1,308,067.48

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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.