Home / 3,145,877.43-4,341,269.61-1,769,220.75

Finding the Fourth Proportional to 3,145,877.43, 4,341,269.61 and 1,769,220.75

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Solution

The fourth proportional to 3,145,877.43, 4,341,269.61 and 1,769,220.75 is: 2,441,501.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,145,877.43 : 4,341,269.61 = 1,769,220.75 : x
  2. Step 2: Convert to fraction form
    3,145,877.43/4,341,269.61 = 1,769,220.75/x
  3. Step 3: Cross multiply
    3,145,877.43x = 4,341,269.61 × 1,769,220.75
  4. Step 4: Simplify right side
    3,145,877.43x = 7,680,664,275,356.41
  5. Step 5: Solve for x
    x = 7,680,664,275,356.41/3,145,877.43
  6. Step 6: Final answer
    x = 2,441,501.44

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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.