Home / 1,300,936.05-1,795,205.01-720,119.88

Finding the Fourth Proportional to 1,300,936.05, 1,795,205.01 and 720,119.88

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Solution

The fourth proportional to 1,300,936.05, 1,795,205.01 and 720,119.88 is: 993,717.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,936.05 : 1,795,205.01 = 720,119.88 : x
  2. Step 2: Convert to fraction form
    1,300,936.05/1,795,205.01 = 720,119.88/x
  3. Step 3: Cross multiply
    1,300,936.05x = 1,795,205.01 × 720,119.88
  4. Step 4: Simplify right side
    1,300,936.05x = 1,292,762,816,376.60
  5. Step 5: Solve for x
    x = 1,292,762,816,376.60/1,300,936.05
  6. Step 6: Final answer
    x = 993,717.42

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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.