Home / 3,921,440.04-5,411,479.14-2,179,064.43

Finding the Fourth Proportional to 3,921,440.04, 5,411,479.14 and 2,179,064.43

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Solution

The fourth proportional to 3,921,440.04, 5,411,479.14 and 2,179,064.43 is: 3,007,048.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,921,440.04 : 5,411,479.14 = 2,179,064.43 : x
  2. Step 2: Convert to fraction form
    3,921,440.04/5,411,479.14 = 2,179,064.43/x
  3. Step 3: Cross multiply
    3,921,440.04x = 5,411,479.14 × 2,179,064.43
  4. Step 4: Simplify right side
    3,921,440.04x = 11,791,961,707,660.99
  5. Step 5: Solve for x
    x = 11,791,961,707,660.99/3,921,440.04
  6. Step 6: Final answer
    x = 3,007,048.84

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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.