Home / 2,722,230.10-4,078,679.55-1,775,113.30

Finding the Fourth Proportional to 2,722,230.10, 4,078,679.55 and 1,775,113.30

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Solution

The fourth proportional to 2,722,230.10, 4,078,679.55 and 1,775,113.30 is: 2,659,627.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,722,230.10 : 4,078,679.55 = 1,775,113.30 : x
  2. Step 2: Convert to fraction form
    2,722,230.10/4,078,679.55 = 1,775,113.30/x
  3. Step 3: Cross multiply
    2,722,230.10x = 4,078,679.55 × 1,775,113.30
  4. Step 4: Simplify right side
    2,722,230.10x = 7,240,118,315,643.02
  5. Step 5: Solve for x
    x = 7,240,118,315,643.02/2,722,230.10
  6. Step 6: Final answer
    x = 2,659,627.60

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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.