Home / 2,605,465.74-3,902,424.21-2,001,984.78

Finding the Fourth Proportional to 2,605,465.74, 3,902,424.21 and 2,001,984.78

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Solution

The fourth proportional to 2,605,465.74, 3,902,424.21 and 2,001,984.78 is: 2,998,540.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,605,465.74 : 3,902,424.21 = 2,001,984.78 : x
  2. Step 2: Convert to fraction form
    2,605,465.74/3,902,424.21 = 2,001,984.78/x
  3. Step 3: Cross multiply
    2,605,465.74x = 3,902,424.21 × 2,001,984.78
  4. Step 4: Simplify right side
    2,605,465.74x = 7,812,593,873,523.52
  5. Step 5: Solve for x
    x = 7,812,593,873,523.52/2,605,465.74
  6. Step 6: Final answer
    x = 2,998,540.24

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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.