Home / 2,082,003.80-3,123,005.70-662,203.40

Finding the Fourth Proportional to 2,082,003.80, 3,123,005.70 and 662,203.40

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Solution

The fourth proportional to 2,082,003.80, 3,123,005.70 and 662,203.40 is: 993,305.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,082,003.80 : 3,123,005.70 = 662,203.40 : x
  2. Step 2: Convert to fraction form
    2,082,003.80/3,123,005.70 = 662,203.40/x
  3. Step 3: Cross multiply
    2,082,003.80x = 3,123,005.70 × 662,203.40
  4. Step 4: Simplify right side
    2,082,003.80x = 2,068,064,992,759.38
  5. Step 5: Solve for x
    x = 2,068,064,992,759.38/2,082,003.80
  6. Step 6: Final answer
    x = 993,305.10

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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.