Home / 3,831,947.46-5,288,215.14-2,089,712.16

Finding the Fourth Proportional to 3,831,947.46, 5,288,215.14 and 2,089,712.16

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Solution

The fourth proportional to 3,831,947.46, 5,288,215.14 and 2,089,712.16 is: 2,883,872.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,831,947.46 : 5,288,215.14 = 2,089,712.16 : x
  2. Step 2: Convert to fraction form
    3,831,947.46/5,288,215.14 = 2,089,712.16/x
  3. Step 3: Cross multiply
    3,831,947.46x = 5,288,215.14 × 2,089,712.16
  4. Step 4: Simplify right side
    3,831,947.46x = 11,050,847,482,754.10
  5. Step 5: Solve for x
    x = 11,050,847,482,754.10/3,831,947.46
  6. Step 6: Final answer
    x = 2,883,872.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.