Home / 3,915,215.89-5,865,875.21-1,635,723.56

Finding the Fourth Proportional to 3,915,215.89, 5,865,875.21 and 1,635,723.56

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Solution

The fourth proportional to 3,915,215.89, 5,865,875.21 and 1,635,723.56 is: 2,450,682.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,915,215.89 : 5,865,875.21 = 1,635,723.56 : x
  2. Step 2: Convert to fraction form
    3,915,215.89/5,865,875.21 = 1,635,723.56/x
  3. Step 3: Cross multiply
    3,915,215.89x = 5,865,875.21 × 1,635,723.56
  4. Step 4: Simplify right side
    3,915,215.89x = 9,594,950,299,770.95
  5. Step 5: Solve for x
    x = 9,594,950,299,770.95/3,915,215.89
  6. Step 6: Final answer
    x = 2,450,682.31

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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.