Home / 2,847,229.34-3,929,176.80-1,558,069.79

Finding the Fourth Proportional to 2,847,229.34, 3,929,176.80 and 1,558,069.79

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Solution

The fourth proportional to 2,847,229.34, 3,929,176.80 and 1,558,069.79 is: 2,150,136.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,847,229.34 : 3,929,176.80 = 1,558,069.79 : x
  2. Step 2: Convert to fraction form
    2,847,229.34/3,929,176.80 = 1,558,069.79/x
  3. Step 3: Cross multiply
    2,847,229.34x = 3,929,176.80 × 1,558,069.79
  4. Step 4: Simplify right side
    2,847,229.34x = 6,121,931,652,002.99
  5. Step 5: Solve for x
    x = 6,121,931,652,002.99/2,847,229.34
  6. Step 6: Final answer
    x = 2,150,136.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.