Home / 3,145,683.78-4,341,002.21-1,769,027.08

Finding the Fourth Proportional to 3,145,683.78, 4,341,002.21 and 1,769,027.08

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Solution

The fourth proportional to 3,145,683.78, 4,341,002.21 and 1,769,027.08 is: 2,441,234.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,145,683.78 : 4,341,002.21 = 1,769,027.08 : x
  2. Step 2: Convert to fraction form
    3,145,683.78/4,341,002.21 = 1,769,027.08/x
  3. Step 3: Cross multiply
    3,145,683.78x = 4,341,002.21 × 1,769,027.08
  4. Step 4: Simplify right side
    3,145,683.78x = 7,679,350,463,829.85
  5. Step 5: Solve for x
    x = 7,679,350,463,829.85/3,145,683.78
  6. Step 6: Final answer
    x = 2,441,234.08

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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.