Home / 3,958,381.92-5,462,544.24-2,147,507.04

Finding the Fourth Proportional to 3,958,381.92, 5,462,544.24 and 2,147,507.04

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Solution

The fourth proportional to 3,958,381.92, 5,462,544.24 and 2,147,507.04 is: 2,963,547.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,958,381.92 : 5,462,544.24 = 2,147,507.04 : x
  2. Step 2: Convert to fraction form
    3,958,381.92/5,462,544.24 = 2,147,507.04/x
  3. Step 3: Cross multiply
    3,958,381.92x = 5,462,544.24 × 2,147,507.04
  4. Step 4: Simplify right side
    3,958,381.92x = 11,730,852,211,711.45
  5. Step 5: Solve for x
    x = 11,730,852,211,711.45/3,958,381.92
  6. Step 6: Final answer
    x = 2,963,547.34

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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.