Home / 1,861,199.49-2,793,188.85-1,382,532.55

Finding the Fourth Proportional to 1,861,199.49, 2,793,188.85 and 1,382,532.55

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Solution

The fourth proportional to 1,861,199.49, 2,793,188.85 and 1,382,532.55 is: 2,074,831.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,861,199.49 : 2,793,188.85 = 1,382,532.55 : x
  2. Step 2: Convert to fraction form
    1,861,199.49/2,793,188.85 = 1,382,532.55/x
  3. Step 3: Cross multiply
    1,861,199.49x = 2,793,188.85 × 1,382,532.55
  4. Step 4: Simplify right side
    1,861,199.49x = 3,861,674,503,422.07
  5. Step 5: Solve for x
    x = 3,861,674,503,422.07/1,861,199.49
  6. Step 6: Final answer
    x = 2,074,831.06

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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.