Home / 3,388,230-4,675,743.74-1,937,923.38

Finding the Fourth Proportional to 3,388,230, 4,675,743.74 and 1,937,923.38

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Solution

The fourth proportional to 3,388,230, 4,675,743.74 and 1,937,923.38 is: 2,674,326.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,388,230 : 4,675,743.74 = 1,937,923.38 : x
  2. Step 2: Convert to fraction form
    3,388,230/4,675,743.74 = 1,937,923.38/x
  3. Step 3: Cross multiply
    3,388,230x = 4,675,743.74 × 1,937,923.38
  4. Step 4: Simplify right side
    3,388,230x = 9,061,233,112,634.64
  5. Step 5: Solve for x
    x = 9,061,233,112,634.64/3,388,230
  6. Step 6: Final answer
    x = 2,674,326.45

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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.