Home / 2,640,053.46-3,959,445.96-1,218,744.03

Finding the Fourth Proportional to 2,640,053.46, 3,959,445.96 and 1,218,744.03

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Solution

The fourth proportional to 2,640,053.46, 3,959,445.96 and 1,218,744.03 is: 1,827,823.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,640,053.46 : 3,959,445.96 = 1,218,744.03 : x
  2. Step 2: Convert to fraction form
    2,640,053.46/3,959,445.96 = 1,218,744.03/x
  3. Step 3: Cross multiply
    2,640,053.46x = 3,959,445.96 × 1,218,744.03
  4. Step 4: Simplify right side
    2,640,053.46x = 4,825,551,125,857.62
  5. Step 5: Solve for x
    x = 4,825,551,125,857.62/2,640,053.46
  6. Step 6: Final answer
    x = 1,827,823.26

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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.