Home / 3,862,598.22-5,330,137.23-2,143,719.90

Finding the Fourth Proportional to 3,862,598.22, 5,330,137.23 and 2,143,719.90

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Solution

The fourth proportional to 3,862,598.22, 5,330,137.23 and 2,143,719.90 is: 2,958,195.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,862,598.22 : 5,330,137.23 = 2,143,719.90 : x
  2. Step 2: Convert to fraction form
    3,862,598.22/5,330,137.23 = 2,143,719.90/x
  3. Step 3: Cross multiply
    3,862,598.22x = 5,330,137.23 × 2,143,719.90
  4. Step 4: Simplify right side
    3,862,598.22x = 11,426,321,249,681.88
  5. Step 5: Solve for x
    x = 11,426,321,249,681.88/3,862,598.22
  6. Step 6: Final answer
    x = 2,958,195.65

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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.