Home / 2,222,425.80-3,333,638.70-2,186,996.40

Finding the Fourth Proportional to 2,222,425.80, 3,333,638.70 and 2,186,996.40

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Solution

The fourth proportional to 2,222,425.80, 3,333,638.70 and 2,186,996.40 is: 3,280,494.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,222,425.80 : 3,333,638.70 = 2,186,996.40 : x
  2. Step 2: Convert to fraction form
    2,222,425.80/3,333,638.70 = 2,186,996.40/x
  3. Step 3: Cross multiply
    2,222,425.80x = 3,333,638.70 × 2,186,996.40
  4. Step 4: Simplify right side
    2,222,425.80x = 7,290,655,835,800.68
  5. Step 5: Solve for x
    x = 7,290,655,835,800.68/2,222,425.80
  6. Step 6: Final answer
    x = 3,280,494.60

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Similar ratio
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1.5x scale

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.