Home / 3,538,765.59-4,882,926.81-1,989,934.95

Finding the Fourth Proportional to 3,538,765.59, 4,882,926.81 and 1,989,934.95

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Solution

The fourth proportional to 3,538,765.59, 4,882,926.81 and 1,989,934.95 is: 2,745,789.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,538,765.59 : 4,882,926.81 = 1,989,934.95 : x
  2. Step 2: Convert to fraction form
    3,538,765.59/4,882,926.81 = 1,989,934.95/x
  3. Step 3: Cross multiply
    3,538,765.59x = 4,882,926.81 × 1,989,934.95
  4. Step 4: Simplify right side
    3,538,765.59x = 9,716,706,717,511.01
  5. Step 5: Solve for x
    x = 9,716,706,717,511.01/3,538,765.59
  6. Step 6: Final answer
    x = 2,745,789.87

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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.