Home / 2,087,986.32-2,881,245.24-1,157,718.96

Finding the Fourth Proportional to 2,087,986.32, 2,881,245.24 and 1,157,718.96

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Solution

The fourth proportional to 2,087,986.32, 2,881,245.24 and 1,157,718.96 is: 1,597,554.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,087,986.32 : 2,881,245.24 = 1,157,718.96 : x
  2. Step 2: Convert to fraction form
    2,087,986.32/2,881,245.24 = 1,157,718.96/x
  3. Step 3: Cross multiply
    2,087,986.32x = 2,881,245.24 × 1,157,718.96
  4. Step 4: Simplify right side
    2,087,986.32x = 3,335,672,242,757.75
  5. Step 5: Solve for x
    x = 3,335,672,242,757.75/2,087,986.32
  6. Step 6: Final answer
    x = 1,597,554.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.