Home / 5,177,816.80-7,765,342.80-1,811,672.80

Finding the Fourth Proportional to 5,177,816.80, 7,765,342.80 and 1,811,672.80

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Solution

The fourth proportional to 5,177,816.80, 7,765,342.80 and 1,811,672.80 is: 2,717,025.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,177,816.80 : 7,765,342.80 = 1,811,672.80 : x
  2. Step 2: Convert to fraction form
    5,177,816.80/7,765,342.80 = 1,811,672.80/x
  3. Step 3: Cross multiply
    5,177,816.80x = 7,765,342.80 × 1,811,672.80
  4. Step 4: Simplify right side
    5,177,816.80x = 14,068,260,333,435.84
  5. Step 5: Solve for x
    x = 14,068,260,333,435.84/5,177,816.80
  6. Step 6: Final answer
    x = 2,717,025.51

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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.