Home / 1,367,275.82-1,886,829.53-755,426.61

Finding the Fourth Proportional to 1,367,275.82, 1,886,829.53 and 755,426.61

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Solution

The fourth proportional to 1,367,275.82, 1,886,829.53 and 755,426.61 is: 1,042,482.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367,275.82 : 1,886,829.53 = 755,426.61 : x
  2. Step 2: Convert to fraction form
    1,367,275.82/1,886,829.53 = 755,426.61/x
  3. Step 3: Cross multiply
    1,367,275.82x = 1,886,829.53 × 755,426.61
  4. Step 4: Simplify right side
    1,367,275.82x = 1,425,361,231,718.66
  5. Step 5: Solve for x
    x = 1,425,361,231,718.66/1,367,275.82
  6. Step 6: Final answer
    x = 1,042,482.59

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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.