Home / 3,834,390.24-5,287,678.56-2,974,636.80

Finding the Fourth Proportional to 3,834,390.24, 5,287,678.56 and 2,974,636.80

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Solution

The fourth proportional to 3,834,390.24, 5,287,678.56 and 2,974,636.80 is: 4,102,066.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,834,390.24 : 5,287,678.56 = 2,974,636.80 : x
  2. Step 2: Convert to fraction form
    3,834,390.24/5,287,678.56 = 2,974,636.80/x
  3. Step 3: Cross multiply
    3,834,390.24x = 5,287,678.56 × 2,974,636.80
  4. Step 4: Simplify right side
    3,834,390.24x = 15,728,923,231,147.01
  5. Step 5: Solve for x
    x = 15,728,923,231,147.01/3,834,390.24
  6. Step 6: Final answer
    x = 4,102,066.36

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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.