Home / 3,189,671.36-4,401,852.78-1,739,446.16

Finding the Fourth Proportional to 3,189,671.36, 4,401,852.78 and 1,739,446.16

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Solution

The fourth proportional to 3,189,671.36, 4,401,852.78 and 1,739,446.16 is: 2,400,493.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,189,671.36 : 4,401,852.78 = 1,739,446.16 : x
  2. Step 2: Convert to fraction form
    3,189,671.36/4,401,852.78 = 1,739,446.16/x
  3. Step 3: Cross multiply
    3,189,671.36x = 4,401,852.78 × 1,739,446.16
  4. Step 4: Simplify right side
    3,189,671.36x = 7,656,785,915,056.33
  5. Step 5: Solve for x
    x = 7,656,785,915,056.33/3,189,671.36
  6. Step 6: Final answer
    x = 2,400,493.67

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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.