Home / 2,125,892-2,933,730.96-1,172,036

Finding the Fourth Proportional to 2,125,892, 2,933,730.96 and 1,172,036

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Solution

The fourth proportional to 2,125,892, 2,933,730.96 and 1,172,036 is: 1,617,409.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,125,892 : 2,933,730.96 = 1,172,036 : x
  2. Step 2: Convert to fraction form
    2,125,892/2,933,730.96 = 1,172,036/x
  3. Step 3: Cross multiply
    2,125,892x = 2,933,730.96 × 1,172,036
  4. Step 4: Simplify right side
    2,125,892x = 3,438,438,299,434.56
  5. Step 5: Solve for x
    x = 3,438,438,299,434.56/2,125,892
  6. Step 6: Final answer
    x = 1,617,409.68

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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.