Home / 3,266,116.84-4,899,365.93-991,715.43

Finding the Fourth Proportional to 3,266,116.84, 4,899,365.93 and 991,715.43

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Solution

The fourth proportional to 3,266,116.84, 4,899,365.93 and 991,715.43 is: 1,487,631.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,266,116.84 : 4,899,365.93 = 991,715.43 : x
  2. Step 2: Convert to fraction form
    3,266,116.84/4,899,365.93 = 991,715.43/x
  3. Step 3: Cross multiply
    3,266,116.84x = 4,899,365.93 × 991,715.43
  4. Step 4: Simplify right side
    3,266,116.84x = 4,858,776,789,997.30
  5. Step 5: Solve for x
    x = 4,858,776,789,997.30/3,266,116.84
  6. Step 6: Final answer
    x = 1,487,631.04

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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.