Home / 2,428,944.05-3,644,677.03-990,682.64

Finding the Fourth Proportional to 2,428,944.05, 3,644,677.03 and 990,682.64

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Solution

The fourth proportional to 2,428,944.05, 3,644,677.03 and 990,682.64 is: 1,486,538.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,428,944.05 : 3,644,677.03 = 990,682.64 : x
  2. Step 2: Convert to fraction form
    2,428,944.05/3,644,677.03 = 990,682.64/x
  3. Step 3: Cross multiply
    2,428,944.05x = 3,644,677.03 × 990,682.64
  4. Step 4: Simplify right side
    2,428,944.05x = 3,610,718,262,027.76
  5. Step 5: Solve for x
    x = 3,610,718,262,027.76/2,428,944.05
  6. Step 6: Final answer
    x = 1,486,538.26

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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.