Home / 3,187,335.16-4,781,936.54-1,028,316.52

Finding the Fourth Proportional to 3,187,335.16, 4,781,936.54 and 1,028,316.52

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Solution

The fourth proportional to 3,187,335.16, 4,781,936.54 and 1,028,316.52 is: 1,542,776.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,187,335.16 : 4,781,936.54 = 1,028,316.52 : x
  2. Step 2: Convert to fraction form
    3,187,335.16/4,781,936.54 = 1,028,316.52/x
  3. Step 3: Cross multiply
    3,187,335.16x = 4,781,936.54 × 1,028,316.52
  4. Step 4: Simplify right side
    3,187,335.16x = 4,917,344,341,673.64
  5. Step 5: Solve for x
    x = 4,917,344,341,673.64/3,187,335.16
  6. Step 6: Final answer
    x = 1,542,776.05

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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.