Home / 3,550,856.80-5,323,174.80-2,131,477.60

Finding the Fourth Proportional to 3,550,856.80, 5,323,174.80 and 2,131,477.60

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Solution

The fourth proportional to 3,550,856.80, 5,323,174.80 and 2,131,477.60 is: 3,195,349.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,550,856.80 : 5,323,174.80 = 2,131,477.60 : x
  2. Step 2: Convert to fraction form
    3,550,856.80/5,323,174.80 = 2,131,477.60/x
  3. Step 3: Cross multiply
    3,550,856.80x = 5,323,174.80 × 2,131,477.60
  4. Step 4: Simplify right side
    3,550,856.80x = 11,346,227,847,084.48
  5. Step 5: Solve for x
    x = 11,346,227,847,084.48/3,550,856.80
  6. Step 6: Final answer
    x = 3,195,349.32

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1.5x scale

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.