Home / 1,646,438.40-2,469,839.04-524,249.28

Finding the Fourth Proportional to 1,646,438.40, 2,469,839.04 and 524,249.28

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Solution

The fourth proportional to 1,646,438.40, 2,469,839.04 and 524,249.28 is: 786,431.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,646,438.40 : 2,469,839.04 = 524,249.28 : x
  2. Step 2: Convert to fraction form
    1,646,438.40/2,469,839.04 = 524,249.28/x
  3. Step 3: Cross multiply
    1,646,438.40x = 2,469,839.04 × 524,249.28
  4. Step 4: Simplify right side
    1,646,438.40x = 1,294,811,338,435.89
  5. Step 5: Solve for x
    x = 1,294,811,338,435.89/1,646,438.40
  6. Step 6: Final answer
    x = 786,431.69

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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.