Home / 3,815,713.89-5,260,423.01-3,043,963.53

Finding the Fourth Proportional to 3,815,713.89, 5,260,423.01 and 3,043,963.53

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Solution

The fourth proportional to 3,815,713.89, 5,260,423.01 and 3,043,963.53 is: 4,196,471.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,815,713.89 : 5,260,423.01 = 3,043,963.53 : x
  2. Step 2: Convert to fraction form
    3,815,713.89/5,260,423.01 = 3,043,963.53/x
  3. Step 3: Cross multiply
    3,815,713.89x = 5,260,423.01 × 3,043,963.53
  4. Step 4: Simplify right side
    3,815,713.89x = 16,012,535,779,593.01
  5. Step 5: Solve for x
    x = 16,012,535,779,593.01/3,815,713.89
  6. Step 6: Final answer
    x = 4,196,471.81

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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.