Home / 2,011,241.80-3,012,926.10-1,210,143.70

Finding the Fourth Proportional to 2,011,241.80, 3,012,926.10 and 1,210,143.70

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Solution

The fourth proportional to 2,011,241.80, 3,012,926.10 and 1,210,143.70 is: 1,812,846.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,011,241.80 : 3,012,926.10 = 1,210,143.70 : x
  2. Step 2: Convert to fraction form
    2,011,241.80/3,012,926.10 = 1,210,143.70/x
  3. Step 3: Cross multiply
    2,011,241.80x = 3,012,926.10 × 1,210,143.70
  4. Step 4: Simplify right side
    2,011,241.80x = 3,646,073,538,480.57
  5. Step 5: Solve for x
    x = 3,646,073,538,480.57/2,011,241.80
  6. Step 6: Final answer
    x = 1,812,846.94

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.