Home / 1,790,309.88-2,682,475.44-1,256,875.92

Finding the Fourth Proportional to 1,790,309.88, 2,682,475.44 and 1,256,875.92

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Solution

The fourth proportional to 1,790,309.88, 2,682,475.44 and 1,256,875.92 is: 1,883,215.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,790,309.88 : 2,682,475.44 = 1,256,875.92 : x
  2. Step 2: Convert to fraction form
    1,790,309.88/2,682,475.44 = 1,256,875.92/x
  3. Step 3: Cross multiply
    1,790,309.88x = 2,682,475.44 × 1,256,875.92
  4. Step 4: Simplify right side
    1,790,309.88x = 3,371,538,786,527.40
  5. Step 5: Solve for x
    x = 3,371,538,786,527.40/1,790,309.88
  6. Step 6: Final answer
    x = 1,883,215.20

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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.