Home / 2,318,020.60-3,477,030.90-2,188,112.80

Finding the Fourth Proportional to 2,318,020.60, 3,477,030.90 and 2,188,112.80

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Solution

The fourth proportional to 2,318,020.60, 3,477,030.90 and 2,188,112.80 is: 3,282,169.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,318,020.60 : 3,477,030.90 = 2,188,112.80 : x
  2. Step 2: Convert to fraction form
    2,318,020.60/3,477,030.90 = 2,188,112.80/x
  3. Step 3: Cross multiply
    2,318,020.60x = 3,477,030.90 × 2,188,112.80
  4. Step 4: Simplify right side
    2,318,020.60x = 7,608,135,818,285.52
  5. Step 5: Solve for x
    x = 7,608,135,818,285.52/2,318,020.60
  6. Step 6: Final answer
    x = 3,282,169.20

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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.