Home / 3,145,663.60-4,340,974.49-1,769,006.89

Finding the Fourth Proportional to 3,145,663.60, 4,340,974.49 and 1,769,006.89

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Solution

The fourth proportional to 3,145,663.60, 4,340,974.49 and 1,769,006.89 is: 2,441,206.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,145,663.60 : 4,340,974.49 = 1,769,006.89 : x
  2. Step 2: Convert to fraction form
    3,145,663.60/4,340,974.49 = 1,769,006.89/x
  3. Step 3: Cross multiply
    3,145,663.60x = 4,340,974.49 × 1,769,006.89
  4. Step 4: Simplify right side
    3,145,663.60x = 7,679,213,795,289.86
  5. Step 5: Solve for x
    x = 7,679,213,795,289.86/3,145,663.60
  6. Step 6: Final answer
    x = 2,441,206.30

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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.