Home / 2,002,390.56-2,762,884.80-1,143,230.40

Finding the Fourth Proportional to 2,002,390.56, 2,762,884.80 and 1,143,230.40

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Solution

The fourth proportional to 2,002,390.56, 2,762,884.80 and 1,143,230.40 is: 1,577,421.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,002,390.56 : 2,762,884.80 = 1,143,230.40 : x
  2. Step 2: Convert to fraction form
    2,002,390.56/2,762,884.80 = 1,143,230.40/x
  3. Step 3: Cross multiply
    2,002,390.56x = 2,762,884.80 × 1,143,230.40
  4. Step 4: Simplify right side
    2,002,390.56x = 3,158,613,895,057.92
  5. Step 5: Solve for x
    x = 3,158,613,895,057.92/2,002,390.56
  6. Step 6: Final answer
    x = 1,577,421.49

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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.