Home / 3,892,574.40-5,838,861.60-3,672,124.80

Finding the Fourth Proportional to 3,892,574.40, 5,838,861.60 and 3,672,124.80

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Solution

The fourth proportional to 3,892,574.40, 5,838,861.60 and 3,672,124.80 is: 5,508,187.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,892,574.40 : 5,838,861.60 = 3,672,124.80 : x
  2. Step 2: Convert to fraction form
    3,892,574.40/5,838,861.60 = 3,672,124.80/x
  3. Step 3: Cross multiply
    3,892,574.40x = 5,838,861.60 × 3,672,124.80
  4. Step 4: Simplify right side
    3,892,574.40x = 21,441,028,485,127.68
  5. Step 5: Solve for x
    x = 21,441,028,485,127.68/3,892,574.40
  6. Step 6: Final answer
    x = 5,508,187.20

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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.