Home / 3,607,892.28-4,978,678.77-1,975,974.75

Finding the Fourth Proportional to 3,607,892.28, 4,978,678.77 and 1,975,974.75

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Solution

The fourth proportional to 3,607,892.28, 4,978,678.77 and 1,975,974.75 is: 2,726,728.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,607,892.28 : 4,978,678.77 = 1,975,974.75 : x
  2. Step 2: Convert to fraction form
    3,607,892.28/4,978,678.77 = 1,975,974.75/x
  3. Step 3: Cross multiply
    3,607,892.28x = 4,978,678.77 × 1,975,974.75
  4. Step 4: Simplify right side
    3,607,892.28x = 9,837,743,537,881.06
  5. Step 5: Solve for x
    x = 9,837,743,537,881.06/3,607,892.28
  6. Step 6: Final answer
    x = 2,726,728.73

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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.