Home / 2,200,680.75-3,036,947.67-1,283,543.13

Finding the Fourth Proportional to 2,200,680.75, 3,036,947.67 and 1,283,543.13

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Solution

The fourth proportional to 2,200,680.75, 3,036,947.67 and 1,283,543.13 is: 1,771,294.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,200,680.75 : 3,036,947.67 = 1,283,543.13 : x
  2. Step 2: Convert to fraction form
    2,200,680.75/3,036,947.67 = 1,283,543.13/x
  3. Step 3: Cross multiply
    2,200,680.75x = 3,036,947.67 × 1,283,543.13
  4. Step 4: Simplify right side
    2,200,680.75x = 3,898,053,317,998.01
  5. Step 5: Solve for x
    x = 3,898,053,317,998.01/2,200,680.75
  6. Step 6: Final answer
    x = 1,771,294.32

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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.