Home / 3,535,879.80-5,300,709.30-2,116,500.60

Finding the Fourth Proportional to 3,535,879.80, 5,300,709.30 and 2,116,500.60

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Solution

The fourth proportional to 3,535,879.80, 5,300,709.30 and 2,116,500.60 is: 3,172,889.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,535,879.80 : 5,300,709.30 = 2,116,500.60 : x
  2. Step 2: Convert to fraction form
    3,535,879.80/5,300,709.30 = 2,116,500.60/x
  3. Step 3: Cross multiply
    3,535,879.80x = 5,300,709.30 × 2,116,500.60
  4. Step 4: Simplify right side
    3,535,879.80x = 11,218,954,413,875.58
  5. Step 5: Solve for x
    x = 11,218,954,413,875.58/3,535,879.80
  6. Step 6: Final answer
    x = 3,172,889.08

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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.