Home / 1,609,383.18-2,220,913.08-874,318.44

Finding the Fourth Proportional to 1,609,383.18, 2,220,913.08 and 874,318.44

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Solution

The fourth proportional to 1,609,383.18, 2,220,913.08 and 874,318.44 is: 1,206,540.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,383.18 : 2,220,913.08 = 874,318.44 : x
  2. Step 2: Convert to fraction form
    1,609,383.18/2,220,913.08 = 874,318.44/x
  3. Step 3: Cross multiply
    1,609,383.18x = 2,220,913.08 × 874,318.44
  4. Step 4: Simplify right side
    1,609,383.18x = 1,941,785,259,481.20
  5. Step 5: Solve for x
    x = 1,941,785,259,481.20/1,609,383.18
  6. Step 6: Final answer
    x = 1,206,540.05

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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.