Home / 4,084,142.36-6,126,943.14-1,388,325.88

Finding the Fourth Proportional to 4,084,142.36, 6,126,943.14 and 1,388,325.88

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Solution

The fourth proportional to 4,084,142.36, 6,126,943.14 and 1,388,325.88 is: 2,082,736.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,084,142.36 : 6,126,943.14 = 1,388,325.88 : x
  2. Step 2: Convert to fraction form
    4,084,142.36/6,126,943.14 = 1,388,325.88/x
  3. Step 3: Cross multiply
    4,084,142.36x = 6,126,943.14 × 1,388,325.88
  4. Step 4: Simplify right side
    4,084,142.36x = 8,506,193,726,550.46
  5. Step 5: Solve for x
    x = 8,506,193,726,550.46/4,084,142.36
  6. Step 6: Final answer
    x = 2,082,736.83

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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.