Home / 2,221,661.13-3,332,502.62-538,764.63

Finding the Fourth Proportional to 2,221,661.13, 3,332,502.62 and 538,764.63

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Solution

The fourth proportional to 2,221,661.13, 3,332,502.62 and 538,764.63 is: 808,149.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,221,661.13 : 3,332,502.62 = 538,764.63 : x
  2. Step 2: Convert to fraction form
    2,221,661.13/3,332,502.62 = 538,764.63/x
  3. Step 3: Cross multiply
    2,221,661.13x = 3,332,502.62 × 538,764.63
  4. Step 4: Simplify right side
    2,221,661.13x = 1,795,434,541,038.33
  5. Step 5: Solve for x
    x = 1,795,434,541,038.33/2,221,661.13
  6. Step 6: Final answer
    x = 808,149.59

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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.