Home / 2,669,309.40-4,003,575.30-775,853.40

Finding the Fourth Proportional to 2,669,309.40, 4,003,575.30 and 775,853.40

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Solution

The fourth proportional to 2,669,309.40, 4,003,575.30 and 775,853.40 is: 1,163,667.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,669,309.40 : 4,003,575.30 = 775,853.40 : x
  2. Step 2: Convert to fraction form
    2,669,309.40/4,003,575.30 = 775,853.40/x
  3. Step 3: Cross multiply
    2,669,309.40x = 4,003,575.30 × 775,853.40
  4. Step 4: Simplify right side
    2,669,309.40x = 3,106,187,508,661.02
  5. Step 5: Solve for x
    x = 3,106,187,508,661.02/2,669,309.40
  6. Step 6: Final answer
    x = 1,163,667.09

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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.