Home / 1,359,782.38-2,039,451.82-400,013.50

Finding the Fourth Proportional to 1,359,782.38, 2,039,451.82 and 400,013.50

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Solution

The fourth proportional to 1,359,782.38, 2,039,451.82 and 400,013.50 is: 599,955.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,782.38 : 2,039,451.82 = 400,013.50 : x
  2. Step 2: Convert to fraction form
    1,359,782.38/2,039,451.82 = 400,013.50/x
  3. Step 3: Cross multiply
    1,359,782.38x = 2,039,451.82 × 400,013.50
  4. Step 4: Simplify right side
    1,359,782.38x = 815,808,260,599.57
  5. Step 5: Solve for x
    x = 815,808,260,599.57/1,359,782.38
  6. Step 6: Final answer
    x = 599,955.02

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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.