Home / 2,689,103.36-3,710,915.04-1,465,419.84

Finding the Fourth Proportional to 2,689,103.36, 3,710,915.04 and 1,465,419.84

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Solution

The fourth proportional to 2,689,103.36, 3,710,915.04 and 1,465,419.84 is: 2,022,253.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,689,103.36 : 3,710,915.04 = 1,465,419.84 : x
  2. Step 2: Convert to fraction form
    2,689,103.36/3,710,915.04 = 1,465,419.84/x
  3. Step 3: Cross multiply
    2,689,103.36x = 3,710,915.04 × 1,465,419.84
  4. Step 4: Simplify right side
    2,689,103.36x = 5,438,048,524,170.39
  5. Step 5: Solve for x
    x = 5,438,048,524,170.39/2,689,103.36
  6. Step 6: Final answer
    x = 2,022,253.44

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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.