Home / 5,390,404.20-8,085,606.30-2,556,052.20

Finding the Fourth Proportional to 5,390,404.20, 8,085,606.30 and 2,556,052.20

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Solution

The fourth proportional to 5,390,404.20, 8,085,606.30 and 2,556,052.20 is: 3,834,078.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,390,404.20 : 8,085,606.30 = 2,556,052.20 : x
  2. Step 2: Convert to fraction form
    5,390,404.20/8,085,606.30 = 2,556,052.20/x
  3. Step 3: Cross multiply
    5,390,404.20x = 8,085,606.30 × 2,556,052.20
  4. Step 4: Simplify right side
    5,390,404.20x = 20,667,231,771,448.86
  5. Step 5: Solve for x
    x = 20,667,231,771,448.86/5,390,404.20
  6. Step 6: Final answer
    x = 3,834,078.30

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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.