Home / 3,179,412.45-4,778,753.76-2,103,594.35

Finding the Fourth Proportional to 3,179,412.45, 4,778,753.76 and 2,103,594.35

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Solution

The fourth proportional to 3,179,412.45, 4,778,753.76 and 2,103,594.35 is: 3,161,766.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,179,412.45 : 4,778,753.76 = 2,103,594.35 : x
  2. Step 2: Convert to fraction form
    3,179,412.45/4,778,753.76 = 2,103,594.35/x
  3. Step 3: Cross multiply
    3,179,412.45x = 4,778,753.76 × 2,103,594.35
  4. Step 4: Simplify right side
    3,179,412.45x = 10,052,559,385,683.49
  5. Step 5: Solve for x
    x = 10,052,559,385,683.49/3,179,412.45
  6. Step 6: Final answer
    x = 3,161,766.38

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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.