Home / 2,669,080.40-4,003,231.80-775,624.40

Finding the Fourth Proportional to 2,669,080.40, 4,003,231.80 and 775,624.40

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Solution

The fourth proportional to 2,669,080.40, 4,003,231.80 and 775,624.40 is: 1,163,323.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,669,080.40 : 4,003,231.80 = 775,624.40 : x
  2. Step 2: Convert to fraction form
    2,669,080.40/4,003,231.80 = 775,624.40/x
  3. Step 3: Cross multiply
    2,669,080.40x = 4,003,231.80 × 775,624.40
  4. Step 4: Simplify right side
    2,669,080.40x = 3,105,004,262,935.92
  5. Step 5: Solve for x
    x = 3,105,004,262,935.92/2,669,080.40
  6. Step 6: Final answer
    x = 1,163,323.62

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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.