Home / 3,812,419.80-5,718,629.70-1,922,851.80

Finding the Fourth Proportional to 3,812,419.80, 5,718,629.70 and 1,922,851.80

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Solution

The fourth proportional to 3,812,419.80, 5,718,629.70 and 1,922,851.80 is: 2,884,277.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,812,419.80 : 5,718,629.70 = 1,922,851.80 : x
  2. Step 2: Convert to fraction form
    3,812,419.80/5,718,629.70 = 1,922,851.80/x
  3. Step 3: Cross multiply
    3,812,419.80x = 5,718,629.70 × 1,922,851.80
  4. Step 4: Simplify right side
    3,812,419.80x = 10,996,077,412,178.46
  5. Step 5: Solve for x
    x = 10,996,077,412,178.46/3,812,419.80
  6. Step 6: Final answer
    x = 2,884,277.70

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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.