Home / 4,281,652.47-6,420,878.55-1,722,003.48

Finding the Fourth Proportional to 4,281,652.47, 6,420,878.55 and 1,722,003.48

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Solution

The fourth proportional to 4,281,652.47, 6,420,878.55 and 1,722,003.48 is: 2,582,361.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,281,652.47 : 6,420,878.55 = 1,722,003.48 : x
  2. Step 2: Convert to fraction form
    4,281,652.47/6,420,878.55 = 1,722,003.48/x
  3. Step 3: Cross multiply
    4,281,652.47x = 6,420,878.55 × 1,722,003.48
  4. Step 4: Simplify right side
    4,281,652.47x = 11,056,775,207,757.35
  5. Step 5: Solve for x
    x = 11,056,775,207,757.35/4,281,652.47
  6. Step 6: Final answer
    x = 2,582,361.67

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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.