Home / 3,138,187.24-4,707,980.22-1,143,643.24

Finding the Fourth Proportional to 3,138,187.24, 4,707,980.22 and 1,143,643.24

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Solution

The fourth proportional to 3,138,187.24, 4,707,980.22 and 1,143,643.24 is: 1,715,719.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,138,187.24 : 4,707,980.22 = 1,143,643.24 : x
  2. Step 2: Convert to fraction form
    3,138,187.24/4,707,980.22 = 1,143,643.24/x
  3. Step 3: Cross multiply
    3,138,187.24x = 4,707,980.22 × 1,143,643.24
  4. Step 4: Simplify right side
    3,138,187.24x = 5,384,249,752,656.71
  5. Step 5: Solve for x
    x = 5,384,249,752,656.71/3,138,187.24
  6. Step 6: Final answer
    x = 1,715,719.73

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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.