Home / 2,881,926.96-4,322,977.92-988,641.12

Finding the Fourth Proportional to 2,881,926.96, 4,322,977.92 and 988,641.12

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Solution

The fourth proportional to 2,881,926.96, 4,322,977.92 and 988,641.12 is: 1,482,991.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,881,926.96 : 4,322,977.92 = 988,641.12 : x
  2. Step 2: Convert to fraction form
    2,881,926.96/4,322,977.92 = 988,641.12/x
  3. Step 3: Cross multiply
    2,881,926.96x = 4,322,977.92 × 988,641.12
  4. Step 4: Simplify right side
    2,881,926.96x = 4,273,873,732,564.07
  5. Step 5: Solve for x
    x = 4,273,873,732,564.07/2,881,926.96
  6. Step 6: Final answer
    x = 1,482,991.69

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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.