Home / 1,673,634.78-2,309,527.43-948,491.19

Finding the Fourth Proportional to 1,673,634.78, 2,309,527.43 and 948,491.19

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Solution

The fourth proportional to 1,673,634.78, 2,309,527.43 and 948,491.19 is: 1,308,867.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,673,634.78 : 2,309,527.43 = 948,491.19 : x
  2. Step 2: Convert to fraction form
    1,673,634.78/2,309,527.43 = 948,491.19/x
  3. Step 3: Cross multiply
    1,673,634.78x = 2,309,527.43 × 948,491.19
  4. Step 4: Simplify right side
    1,673,634.78x = 2,190,566,415,675.89
  5. Step 5: Solve for x
    x = 2,190,566,415,675.89/1,673,634.78
  6. Step 6: Final answer
    x = 1,308,867.65

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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.