Home / 3,447,772.70-4,757,926.08-1,998,308.88

Finding the Fourth Proportional to 3,447,772.70, 4,757,926.08 and 1,998,308.88

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Solution

The fourth proportional to 3,447,772.70, 4,757,926.08 and 1,998,308.88 is: 2,757,666.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,447,772.70 : 4,757,926.08 = 1,998,308.88 : x
  2. Step 2: Convert to fraction form
    3,447,772.70/4,757,926.08 = 1,998,308.88/x
  3. Step 3: Cross multiply
    3,447,772.70x = 4,757,926.08 × 1,998,308.88
  4. Step 4: Simplify right side
    3,447,772.70x = 9,507,805,936,047.59
  5. Step 5: Solve for x
    x = 9,507,805,936,047.59/3,447,772.70
  6. Step 6: Final answer
    x = 2,757,666.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.