Home / 1,788,545.85-2,682,820.27-440,708.61

Finding the Fourth Proportional to 1,788,545.85, 2,682,820.27 and 440,708.61

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Solution

The fourth proportional to 1,788,545.85, 2,682,820.27 and 440,708.61 is: 661,063.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788,545.85 : 2,682,820.27 = 440,708.61 : x
  2. Step 2: Convert to fraction form
    1,788,545.85/2,682,820.27 = 440,708.61/x
  3. Step 3: Cross multiply
    1,788,545.85x = 2,682,820.27 × 440,708.61
  4. Step 4: Simplify right side
    1,788,545.85x = 1,182,341,992,071.52
  5. Step 5: Solve for x
    x = 1,182,341,992,071.52/1,788,545.85
  6. Step 6: Final answer
    x = 661,063.28

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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.