Home / 5,073,638.78-7,609,648.04-1,478,564.89

Finding the Fourth Proportional to 5,073,638.78, 7,609,648.04 and 1,478,564.89

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Solution

The fourth proportional to 5,073,638.78, 7,609,648.04 and 1,478,564.89 is: 2,217,611.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,073,638.78 : 7,609,648.04 = 1,478,564.89 : x
  2. Step 2: Convert to fraction form
    5,073,638.78/7,609,648.04 = 1,478,564.89/x
  3. Step 3: Cross multiply
    5,073,638.78x = 7,609,648.04 × 1,478,564.89
  4. Step 4: Simplify right side
    5,073,638.78x = 11,251,358,396,328.99
  5. Step 5: Solve for x
    x = 11,251,358,396,328.99/5,073,638.78
  6. Step 6: Final answer
    x = 2,217,611.24

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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.