Home / 3,215,031.40-4,815,548.70-1,950,653.80

Finding the Fourth Proportional to 3,215,031.40, 4,815,548.70 and 1,950,653.80

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Solution

The fourth proportional to 3,215,031.40, 4,815,548.70 and 1,950,653.80 is: 2,921,734.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,215,031.40 : 4,815,548.70 = 1,950,653.80 : x
  2. Step 2: Convert to fraction form
    3,215,031.40/4,815,548.70 = 1,950,653.80/x
  3. Step 3: Cross multiply
    3,215,031.40x = 4,815,548.70 × 1,950,653.80
  4. Step 4: Simplify right side
    3,215,031.40x = 9,393,468,370,740.06
  5. Step 5: Solve for x
    x = 9,393,468,370,740.06/3,215,031.40
  6. Step 6: Final answer
    x = 2,921,734.57

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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.