Home / 3,589,870.20-5,384,805.30-1,315,390.20

Finding the Fourth Proportional to 3,589,870.20, 5,384,805.30 and 1,315,390.20

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Solution

The fourth proportional to 3,589,870.20, 5,384,805.30 and 1,315,390.20 is: 1,973,085.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,589,870.20 : 5,384,805.30 = 1,315,390.20 : x
  2. Step 2: Convert to fraction form
    3,589,870.20/5,384,805.30 = 1,315,390.20/x
  3. Step 3: Cross multiply
    3,589,870.20x = 5,384,805.30 × 1,315,390.20
  4. Step 4: Simplify right side
    3,589,870.20x = 7,083,120,120,528.06
  5. Step 5: Solve for x
    x = 7,083,120,120,528.06/3,589,870.20
  6. Step 6: Final answer
    x = 1,973,085.30

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Similar ratio
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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.