Home / 2,085,207.30-3,127,810.95-1,245,399.30

Finding the Fourth Proportional to 2,085,207.30, 3,127,810.95 and 1,245,399.30

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Solution

The fourth proportional to 2,085,207.30, 3,127,810.95 and 1,245,399.30 is: 1,868,098.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,085,207.30 : 3,127,810.95 = 1,245,399.30 : x
  2. Step 2: Convert to fraction form
    2,085,207.30/3,127,810.95 = 1,245,399.30/x
  3. Step 3: Cross multiply
    2,085,207.30x = 3,127,810.95 × 1,245,399.30
  4. Step 4: Simplify right side
    2,085,207.30x = 3,895,373,567,662.34
  5. Step 5: Solve for x
    x = 3,895,373,567,662.34/2,085,207.30
  6. Step 6: Final answer
    x = 1,868,098.95

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Similar ratio
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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.