Home / 1,728,315.31-2,592,597.53-663,357.37

Finding the Fourth Proportional to 1,728,315.31, 2,592,597.53 and 663,357.37

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Solution

The fourth proportional to 1,728,315.31, 2,592,597.53 and 663,357.37 is: 995,083.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,315.31 : 2,592,597.53 = 663,357.37 : x
  2. Step 2: Convert to fraction form
    1,728,315.31/2,592,597.53 = 663,357.37/x
  3. Step 3: Cross multiply
    1,728,315.31x = 2,592,597.53 × 663,357.37
  4. Step 4: Simplify right side
    1,728,315.31x = 1,719,818,678,969.30
  5. Step 5: Solve for x
    x = 1,719,818,678,969.30/1,728,315.31
  6. Step 6: Final answer
    x = 995,083.87

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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.