Home / 2,391,208.80-3,586,813.20-2,019,200.10

Finding the Fourth Proportional to 2,391,208.80, 3,586,813.20 and 2,019,200.10

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Solution

The fourth proportional to 2,391,208.80, 3,586,813.20 and 2,019,200.10 is: 3,028,800.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,391,208.80 : 3,586,813.20 = 2,019,200.10 : x
  2. Step 2: Convert to fraction form
    2,391,208.80/3,586,813.20 = 2,019,200.10/x
  3. Step 3: Cross multiply
    2,391,208.80x = 3,586,813.20 × 2,019,200.10
  4. Step 4: Simplify right side
    2,391,208.80x = 7,242,493,572,121.32
  5. Step 5: Solve for x
    x = 7,242,493,572,121.32/2,391,208.80
  6. Step 6: Final answer
    x = 3,028,800.15

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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.