Home / 2,859,212.88-3,945,782.52-1,552,520.52

Finding the Fourth Proportional to 2,859,212.88, 3,945,782.52 and 1,552,520.52

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Solution

The fourth proportional to 2,859,212.88, 3,945,782.52 and 1,552,520.52 is: 2,142,515.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,859,212.88 : 3,945,782.52 = 1,552,520.52 : x
  2. Step 2: Convert to fraction form
    2,859,212.88/3,945,782.52 = 1,552,520.52/x
  3. Step 3: Cross multiply
    2,859,212.88x = 3,945,782.52 × 1,552,520.52
  4. Step 4: Simplify right side
    2,859,212.88x = 6,125,908,329,757.31
  5. Step 5: Solve for x
    x = 6,125,908,329,757.31/2,859,212.88
  6. Step 6: Final answer
    x = 2,142,515.65

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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.