Home / 1,419,614.20-1,958,976.39-775,033.01

Finding the Fourth Proportional to 1,419,614.20, 1,958,976.39 and 775,033.01

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Solution

The fourth proportional to 1,419,614.20, 1,958,976.39 and 775,033.01 is: 1,069,495.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,419,614.20 : 1,958,976.39 = 775,033.01 : x
  2. Step 2: Convert to fraction form
    1,419,614.20/1,958,976.39 = 775,033.01/x
  3. Step 3: Cross multiply
    1,419,614.20x = 1,958,976.39 × 775,033.01
  4. Step 4: Simplify right side
    1,419,614.20x = 1,518,271,368,518.29
  5. Step 5: Solve for x
    x = 1,518,271,368,518.29/1,419,614.20
  6. Step 6: Final answer
    x = 1,069,495.76

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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.