Home / 2,743,430.55-3,785,893.20-1,519,732.32

Finding the Fourth Proportional to 2,743,430.55, 3,785,893.20 and 1,519,732.32

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Solution

The fourth proportional to 2,743,430.55, 3,785,893.20 and 1,519,732.32 is: 2,097,207.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,743,430.55 : 3,785,893.20 = 1,519,732.32 : x
  2. Step 2: Convert to fraction form
    2,743,430.55/3,785,893.20 = 1,519,732.32/x
  3. Step 3: Cross multiply
    2,743,430.55x = 3,785,893.20 × 1,519,732.32
  4. Step 4: Simplify right side
    2,743,430.55x = 5,753,544,256,108.23
  5. Step 5: Solve for x
    x = 5,753,544,256,108.23/2,743,430.55
  6. Step 6: Final answer
    x = 2,097,207.91

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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.