Home / 2,155,946.80-3,236,163.24-1,587,969.24

Finding the Fourth Proportional to 2,155,946.80, 3,236,163.24 and 1,587,969.24

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Solution

The fourth proportional to 2,155,946.80, 3,236,163.24 and 1,587,969.24 is: 2,383,605.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,155,946.80 : 3,236,163.24 = 1,587,969.24 : x
  2. Step 2: Convert to fraction form
    2,155,946.80/3,236,163.24 = 1,587,969.24/x
  3. Step 3: Cross multiply
    2,155,946.80x = 3,236,163.24 × 1,587,969.24
  4. Step 4: Simplify right side
    2,155,946.80x = 5,138,927,680,738.74
  5. Step 5: Solve for x
    x = 5,138,927,680,738.74/2,155,946.80
  6. Step 6: Final answer
    x = 2,383,605.98

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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.