Home / 3,658,215.63-5,486,160.27-3,419,398.89

Finding the Fourth Proportional to 3,658,215.63, 5,486,160.27 and 3,419,398.89

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Solution

The fourth proportional to 3,658,215.63, 5,486,160.27 and 3,419,398.89 is: 5,128,011.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,658,215.63 : 5,486,160.27 = 3,419,398.89 : x
  2. Step 2: Convert to fraction form
    3,658,215.63/5,486,160.27 = 3,419,398.89/x
  3. Step 3: Cross multiply
    3,658,215.63x = 5,486,160.27 × 3,419,398.89
  4. Step 4: Simplify right side
    3,658,215.63x = 18,759,370,337,600.10
  5. Step 5: Solve for x
    x = 18,759,370,337,600.10/3,658,215.63
  6. Step 6: Final answer
    x = 5,128,011.09

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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.