Home / 1,788,520.77-2,682,782.91-723,571.92

Finding the Fourth Proportional to 1,788,520.77, 2,682,782.91 and 723,571.92

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Solution

The fourth proportional to 1,788,520.77, 2,682,782.91 and 723,571.92 is: 1,085,358.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788,520.77 : 2,682,782.91 = 723,571.92 : x
  2. Step 2: Convert to fraction form
    1,788,520.77/2,682,782.91 = 723,571.92/x
  3. Step 3: Cross multiply
    1,788,520.77x = 2,682,782.91 × 723,571.92
  4. Step 4: Simplify right side
    1,788,520.77x = 1,941,186,381,131.89
  5. Step 5: Solve for x
    x = 1,941,186,381,131.89/1,788,520.77
  6. Step 6: Final answer
    x = 1,085,358.59

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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.