Home / 2,957,558.40-4,438,087.20-2,156,824.80

Finding the Fourth Proportional to 2,957,558.40, 4,438,087.20 and 2,156,824.80

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Solution

The fourth proportional to 2,957,558.40, 4,438,087.20 and 2,156,824.80 is: 3,236,513.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,957,558.40 : 4,438,087.20 = 2,156,824.80 : x
  2. Step 2: Convert to fraction form
    2,957,558.40/4,438,087.20 = 2,156,824.80/x
  3. Step 3: Cross multiply
    2,957,558.40x = 4,438,087.20 × 2,156,824.80
  4. Step 4: Simplify right side
    2,957,558.40x = 9,572,176,537,522.56
  5. Step 5: Solve for x
    x = 9,572,176,537,522.56/2,957,558.40
  6. Step 6: Final answer
    x = 3,236,513.11

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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.