Home / 1,719,910.26-2,579,870.86-521,842.50

Finding the Fourth Proportional to 1,719,910.26, 2,579,870.86 and 521,842.50

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Solution

The fourth proportional to 1,719,910.26, 2,579,870.86 and 521,842.50 is: 782,765.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,719,910.26 : 2,579,870.86 = 521,842.50 : x
  2. Step 2: Convert to fraction form
    1,719,910.26/2,579,870.86 = 521,842.50/x
  3. Step 3: Cross multiply
    1,719,910.26x = 2,579,870.86 × 521,842.50
  4. Step 4: Simplify right side
    1,719,910.26x = 1,346,286,257,954.94
  5. Step 5: Solve for x
    x = 1,346,286,257,954.94/1,719,910.26
  6. Step 6: Final answer
    x = 782,765.41

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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.