Home / 5,672,463.84-8,507,399.76-1,628,919.72

Finding the Fourth Proportional to 5,672,463.84, 8,507,399.76 and 1,628,919.72

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Solution

The fourth proportional to 5,672,463.84, 8,507,399.76 and 1,628,919.72 is: 2,443,007.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,672,463.84 : 8,507,399.76 = 1,628,919.72 : x
  2. Step 2: Convert to fraction form
    5,672,463.84/8,507,399.76 = 1,628,919.72/x
  3. Step 3: Cross multiply
    5,672,463.84x = 8,507,399.76 × 1,628,919.72
  4. Step 4: Simplify right side
    5,672,463.84x = 13,857,871,234,987.27
  5. Step 5: Solve for x
    x = 13,857,871,234,987.27/5,672,463.84
  6. Step 6: Final answer
    x = 2,443,007.42

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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.