Home / 3,266,238.43-4,899,041.07-991,782.82

Finding the Fourth Proportional to 3,266,238.43, 4,899,041.07 and 991,782.82

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Solution

The fourth proportional to 3,266,238.43, 4,899,041.07 and 991,782.82 is: 1,487,578.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,266,238.43 : 4,899,041.07 = 991,782.82 : x
  2. Step 2: Convert to fraction form
    3,266,238.43/4,899,041.07 = 991,782.82/x
  3. Step 3: Cross multiply
    3,266,238.43x = 4,899,041.07 × 991,782.82
  4. Step 4: Simplify right side
    3,266,238.43x = 4,858,784,767,700.42
  5. Step 5: Solve for x
    x = 4,858,784,767,700.42/3,266,238.43
  6. Step 6: Final answer
    x = 1,487,578.10

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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.