Home / 3,150,087.30-4,718,132.55-2,590,215.30

Finding the Fourth Proportional to 3,150,087.30, 4,718,132.55 and 2,590,215.30

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Solution

The fourth proportional to 3,150,087.30, 4,718,132.55 and 2,590,215.30 is: 3,879,568.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150,087.30 : 4,718,132.55 = 2,590,215.30 : x
  2. Step 2: Convert to fraction form
    3,150,087.30/4,718,132.55 = 2,590,215.30/x
  3. Step 3: Cross multiply
    3,150,087.30x = 4,718,132.55 × 2,590,215.30
  4. Step 4: Simplify right side
    3,150,087.30x = 12,220,979,118,438.01
  5. Step 5: Solve for x
    x = 12,220,979,118,438.01/3,150,087.30
  6. Step 6: Final answer
    x = 3,879,568.39

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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.