Home / 1,861,271.42-2,568,253.43-1,163,470.59

Finding the Fourth Proportional to 1,861,271.42, 2,568,253.43 and 1,163,470.59

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Solution

The fourth proportional to 1,861,271.42, 2,568,253.43 and 1,163,470.59 is: 1,605,401.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,861,271.42 : 2,568,253.43 = 1,163,470.59 : x
  2. Step 2: Convert to fraction form
    1,861,271.42/2,568,253.43 = 1,163,470.59/x
  3. Step 3: Cross multiply
    1,861,271.42x = 2,568,253.43 × 1,163,470.59
  4. Step 4: Simplify right side
    1,861,271.42x = 2,988,087,336,380.30
  5. Step 5: Solve for x
    x = 2,988,087,336,380.30/1,861,271.42
  6. Step 6: Final answer
    x = 1,605,401.19

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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.