Home / 3,240,500.88-4,471,869.96-1,790,289.84

Finding the Fourth Proportional to 3,240,500.88, 4,471,869.96 and 1,790,289.84

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Solution

The fourth proportional to 3,240,500.88, 4,471,869.96 and 1,790,289.84 is: 2,470,588.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240,500.88 : 4,471,869.96 = 1,790,289.84 : x
  2. Step 2: Convert to fraction form
    3,240,500.88/4,471,869.96 = 1,790,289.84/x
  3. Step 3: Cross multiply
    3,240,500.88x = 4,471,869.96 × 1,790,289.84
  4. Step 4: Simplify right side
    3,240,500.88x = 8,005,943,355,189.21
  5. Step 5: Solve for x
    x = 8,005,943,355,189.21/3,240,500.88
  6. Step 6: Final answer
    x = 2,470,588.24

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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.