Home / 1,716,614.12-2,575,161.78-518,400.56

Finding the Fourth Proportional to 1,716,614.12, 2,575,161.78 and 518,400.56

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Solution

The fourth proportional to 1,716,614.12, 2,575,161.78 and 518,400.56 is: 777,673.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,716,614.12 : 2,575,161.78 = 518,400.56 : x
  2. Step 2: Convert to fraction form
    1,716,614.12/2,575,161.78 = 518,400.56/x
  3. Step 3: Cross multiply
    1,716,614.12x = 2,575,161.78 × 518,400.56
  4. Step 4: Simplify right side
    1,716,614.12x = 1,334,965,308,842.60
  5. Step 5: Solve for x
    x = 1,334,965,308,842.60/1,716,614.12
  6. Step 6: Final answer
    x = 777,673.50

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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.