Home / 1,455,001.25-2,007,902.12-843,508.42

Finding the Fourth Proportional to 1,455,001.25, 2,007,902.12 and 843,508.42

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Solution

The fourth proportional to 1,455,001.25, 2,007,902.12 and 843,508.42 is: 1,164,041.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,455,001.25 : 2,007,902.12 = 843,508.42 : x
  2. Step 2: Convert to fraction form
    1,455,001.25/2,007,902.12 = 843,508.42/x
  3. Step 3: Cross multiply
    1,455,001.25x = 2,007,902.12 × 843,508.42
  4. Step 4: Simplify right side
    1,455,001.25x = 1,693,682,335,518.55
  5. Step 5: Solve for x
    x = 1,693,682,335,518.55/1,455,001.25
  6. Step 6: Final answer
    x = 1,164,041.85

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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.