Home / 2,174,768.82-3,260,357.19-959,479.38

Finding the Fourth Proportional to 2,174,768.82, 3,260,357.19 and 959,479.38

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Solution

The fourth proportional to 2,174,768.82, 3,260,357.19 and 959,479.38 is: 1,438,426.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,174,768.82 : 3,260,357.19 = 959,479.38 : x
  2. Step 2: Convert to fraction form
    2,174,768.82/3,260,357.19 = 959,479.38/x
  3. Step 3: Cross multiply
    2,174,768.82x = 3,260,357.19 × 959,479.38
  4. Step 4: Simplify right side
    2,174,768.82x = 3,128,245,495,239.74
  5. Step 5: Solve for x
    x = 3,128,245,495,239.74/2,174,768.82
  6. Step 6: Final answer
    x = 1,438,426.68

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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.