Home / 3,965,700.75-5,472,699.84-2,154,864.75

Finding the Fourth Proportional to 3,965,700.75, 5,472,699.84 and 2,154,864.75

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Solution

The fourth proportional to 3,965,700.75, 5,472,699.84 and 2,154,864.75 is: 2,973,731.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,965,700.75 : 5,472,699.84 = 2,154,864.75 : x
  2. Step 2: Convert to fraction form
    3,965,700.75/5,472,699.84 = 2,154,864.75/x
  3. Step 3: Cross multiply
    3,965,700.75x = 5,472,699.84 × 2,154,864.75
  4. Step 4: Simplify right side
    3,965,700.75x = 11,792,927,972,546.64
  5. Step 5: Solve for x
    x = 11,792,927,972,546.64/3,965,700.75
  6. Step 6: Final answer
    x = 2,973,731.18

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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.