Home / 2,601,140.20-3,902,001.90-804,009.40

Finding the Fourth Proportional to 2,601,140.20, 3,902,001.90 and 804,009.40

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Solution

The fourth proportional to 2,601,140.20, 3,902,001.90 and 804,009.40 is: 1,206,104.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,601,140.20 : 3,902,001.90 = 804,009.40 : x
  2. Step 2: Convert to fraction form
    2,601,140.20/3,902,001.90 = 804,009.40/x
  3. Step 3: Cross multiply
    2,601,140.20x = 3,902,001.90 × 804,009.40
  4. Step 4: Simplify right side
    2,601,140.20x = 3,137,246,206,417.86
  5. Step 5: Solve for x
    x = 3,137,246,206,417.86/2,601,140.20
  6. Step 6: Final answer
    x = 1,206,104.23

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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.