Home / 1,525,618.56-2,288,540.16-403,680

Finding the Fourth Proportional to 1,525,618.56, 2,288,540.16 and 403,680

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Solution

The fourth proportional to 1,525,618.56, 2,288,540.16 and 403,680 is: 605,549.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,618.56 : 2,288,540.16 = 403,680 : x
  2. Step 2: Convert to fraction form
    1,525,618.56/2,288,540.16 = 403,680/x
  3. Step 3: Cross multiply
    1,525,618.56x = 2,288,540.16 × 403,680
  4. Step 4: Simplify right side
    1,525,618.56x = 923,837,891,788.80
  5. Step 5: Solve for x
    x = 923,837,891,788.80/1,525,618.56
  6. Step 6: Final answer
    x = 605,549.72

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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.