Home / 2,003,228.80-2,764,395.67-1,143,621.16

Finding the Fourth Proportional to 2,003,228.80, 2,764,395.67 and 1,143,621.16

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Solution

The fourth proportional to 2,003,228.80, 2,764,395.67 and 1,143,621.16 is: 1,578,162.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,003,228.80 : 2,764,395.67 = 1,143,621.16 : x
  2. Step 2: Convert to fraction form
    2,003,228.80/2,764,395.67 = 1,143,621.16/x
  3. Step 3: Cross multiply
    2,003,228.80x = 2,764,395.67 × 1,143,621.16
  4. Step 4: Simplify right side
    2,003,228.80x = 3,161,421,382,824.38
  5. Step 5: Solve for x
    x = 3,161,421,382,824.38/2,003,228.80
  6. Step 6: Final answer
    x = 1,578,162.91

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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.