Home / 2,673,380.62-4,010,004.33-780,138.46

Finding the Fourth Proportional to 2,673,380.62, 4,010,004.33 and 780,138.46

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Solution

The fourth proportional to 2,673,380.62, 4,010,004.33 and 780,138.46 is: 1,170,188.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,673,380.62 : 4,010,004.33 = 780,138.46 : x
  2. Step 2: Convert to fraction form
    2,673,380.62/4,010,004.33 = 780,138.46/x
  3. Step 3: Cross multiply
    2,673,380.62x = 4,010,004.33 × 780,138.46
  4. Step 4: Simplify right side
    2,673,380.62x = 3,128,358,602,599.53
  5. Step 5: Solve for x
    x = 3,128,358,602,599.53/2,673,380.62
  6. Step 6: Final answer
    x = 1,170,188.25

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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.