Home / 5,782,600.80-8,667,680.40-2,186,978.40

Finding the Fourth Proportional to 5,782,600.80, 8,667,680.40 and 2,186,978.40

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Solution

The fourth proportional to 5,782,600.80, 8,667,680.40 and 2,186,978.40 is: 3,278,114.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,782,600.80 : 8,667,680.40 = 2,186,978.40 : x
  2. Step 2: Convert to fraction form
    5,782,600.80/8,667,680.40 = 2,186,978.40/x
  3. Step 3: Cross multiply
    5,782,600.80x = 8,667,680.40 × 2,186,978.40
  4. Step 4: Simplify right side
    5,782,600.80x = 18,956,029,812,903.36
  5. Step 5: Solve for x
    x = 18,956,029,812,903.36/5,782,600.80
  6. Step 6: Final answer
    x = 3,278,114.89

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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.