Home / 3,817,981.51-5,268,918.41-2,075,768.12

Finding the Fourth Proportional to 3,817,981.51, 5,268,918.41 and 2,075,768.12

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Solution

The fourth proportional to 3,817,981.51, 5,268,918.41 and 2,075,768.12 is: 2,864,616.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,817,981.51 : 5,268,918.41 = 2,075,768.12 : x
  2. Step 2: Convert to fraction form
    3,817,981.51/5,268,918.41 = 2,075,768.12/x
  3. Step 3: Cross multiply
    3,817,981.51x = 5,268,918.41 × 2,075,768.12
  4. Step 4: Simplify right side
    3,817,981.51x = 10,937,052,862,359.09
  5. Step 5: Solve for x
    x = 10,937,052,862,359.09/3,817,981.51
  6. Step 6: Final answer
    x = 2,864,616.51

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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.