Home / 1,975,275.35-2,726,101.19-1,115,890.95

Finding the Fourth Proportional to 1,975,275.35, 2,726,101.19 and 1,115,890.95

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Solution

The fourth proportional to 1,975,275.35, 2,726,101.19 and 1,115,890.95 is: 1,540,054.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,975,275.35 : 2,726,101.19 = 1,115,890.95 : x
  2. Step 2: Convert to fraction form
    1,975,275.35/2,726,101.19 = 1,115,890.95/x
  3. Step 3: Cross multiply
    1,975,275.35x = 2,726,101.19 × 1,115,890.95
  4. Step 4: Simplify right side
    1,975,275.35x = 3,042,031,641,125.78
  5. Step 5: Solve for x
    x = 3,042,031,641,125.78/1,975,275.35
  6. Step 6: Final answer
    x = 1,540,054.48

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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.