Home / 2,157,548.83-3,235,481.85-808,976.59

Finding the Fourth Proportional to 2,157,548.83, 3,235,481.85 and 808,976.59

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Solution

The fourth proportional to 2,157,548.83, 3,235,481.85 and 808,976.59 is: 1,213,149.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,157,548.83 : 3,235,481.85 = 808,976.59 : x
  2. Step 2: Convert to fraction form
    2,157,548.83/3,235,481.85 = 808,976.59/x
  3. Step 3: Cross multiply
    2,157,548.83x = 3,235,481.85 × 808,976.59
  4. Step 4: Simplify right side
    2,157,548.83x = 2,617,429,068,964.85
  5. Step 5: Solve for x
    x = 2,617,429,068,964.85/2,157,548.83
  6. Step 6: Final answer
    x = 1,213,149.40

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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.