Home / 1,027,717.89-1,542,108.37-745,733.28

Finding the Fourth Proportional to 1,027,717.89, 1,542,108.37 and 745,733.28

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Solution

The fourth proportional to 1,027,717.89, 1,542,108.37 and 745,733.28 is: 1,118,985.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,717.89 : 1,542,108.37 = 745,733.28 : x
  2. Step 2: Convert to fraction form
    1,027,717.89/1,542,108.37 = 745,733.28/x
  3. Step 3: Cross multiply
    1,027,717.89x = 1,542,108.37 × 745,733.28
  4. Step 4: Simplify right side
    1,027,717.89x = 1,150,001,532,875.55
  5. Step 5: Solve for x
    x = 1,150,001,532,875.55/1,027,717.89
  6. Step 6: Final answer
    x = 1,118,985.61

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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.