Home / 2,135,061.32-3,202,597.56-786,639.68

Finding the Fourth Proportional to 2,135,061.32, 3,202,597.56 and 786,639.68

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Solution

The fourth proportional to 2,135,061.32, 3,202,597.56 and 786,639.68 is: 1,179,961.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,135,061.32 : 3,202,597.56 = 786,639.68 : x
  2. Step 2: Convert to fraction form
    2,135,061.32/3,202,597.56 = 786,639.68/x
  3. Step 3: Cross multiply
    2,135,061.32x = 3,202,597.56 × 786,639.68
  4. Step 4: Simplify right side
    2,135,061.32x = 2,519,290,319,767.18
  5. Step 5: Solve for x
    x = 2,519,290,319,767.18/2,135,061.32
  6. Step 6: Final answer
    x = 1,179,961.58

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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.