Home / 1,811,240.40-2,716,860.60-1,359,515.55

Finding the Fourth Proportional to 1,811,240.40, 2,716,860.60 and 1,359,515.55

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Solution

The fourth proportional to 1,811,240.40, 2,716,860.60 and 1,359,515.55 is: 2,039,273.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,811,240.40 : 2,716,860.60 = 1,359,515.55 : x
  2. Step 2: Convert to fraction form
    1,811,240.40/2,716,860.60 = 1,359,515.55/x
  3. Step 3: Cross multiply
    1,811,240.40x = 2,716,860.60 × 1,359,515.55
  4. Step 4: Simplify right side
    1,811,240.40x = 3,693,614,232,882.33
  5. Step 5: Solve for x
    x = 3,693,614,232,882.33/1,811,240.40
  6. Step 6: Final answer
    x = 2,039,273.33

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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.