Home / 1,623,920.39-2,431,027.40-982,282.32

Finding the Fourth Proportional to 1,623,920.39, 2,431,027.40 and 982,282.32

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Solution

The fourth proportional to 1,623,920.39, 2,431,027.40 and 982,282.32 is: 1,470,487.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623,920.39 : 2,431,027.40 = 982,282.32 : x
  2. Step 2: Convert to fraction form
    1,623,920.39/2,431,027.40 = 982,282.32/x
  3. Step 3: Cross multiply
    1,623,920.39x = 2,431,027.40 × 982,282.32
  4. Step 4: Simplify right side
    1,623,920.39x = 2,387,955,229,544.16
  5. Step 5: Solve for x
    x = 2,387,955,229,544.16/1,623,920.39
  6. Step 6: Final answer
    x = 1,470,487.87

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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.