Home / 2,811,884-3,880,472.04-1,724,756.24

Finding the Fourth Proportional to 2,811,884, 3,880,472.04 and 1,724,756.24

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Solution

The fourth proportional to 2,811,884, 3,880,472.04 and 1,724,756.24 is: 2,380,207.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,811,884 : 3,880,472.04 = 1,724,756.24 : x
  2. Step 2: Convert to fraction form
    2,811,884/3,880,472.04 = 1,724,756.24/x
  3. Step 3: Cross multiply
    2,811,884x = 3,880,472.04 × 1,724,756.24
  4. Step 4: Simplify right side
    2,811,884x = 6,692,868,365,135.53
  5. Step 5: Solve for x
    x = 6,692,868,365,135.53/2,811,884
  6. Step 6: Final answer
    x = 2,380,207.85

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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.