Home / 3,840,242.40-5,760,363.60-3,429,669.60

Finding the Fourth Proportional to 3,840,242.40, 5,760,363.60 and 3,429,669.60

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Solution

The fourth proportional to 3,840,242.40, 5,760,363.60 and 3,429,669.60 is: 5,144,504.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,840,242.40 : 5,760,363.60 = 3,429,669.60 : x
  2. Step 2: Convert to fraction form
    3,840,242.40/5,760,363.60 = 3,429,669.60/x
  3. Step 3: Cross multiply
    3,840,242.40x = 5,760,363.60 × 3,429,669.60
  4. Step 4: Simplify right side
    3,840,242.40x = 19,756,143,923,866.56
  5. Step 5: Solve for x
    x = 19,756,143,923,866.56/3,840,242.40
  6. Step 6: Final answer
    x = 5,144,504.40

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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.