Home / 2,837,108.80-4,255,663.20-1,155,419.20

Finding the Fourth Proportional to 2,837,108.80, 4,255,663.20 and 1,155,419.20

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Solution

The fourth proportional to 2,837,108.80, 4,255,663.20 and 1,155,419.20 is: 1,733,128.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,837,108.80 : 4,255,663.20 = 1,155,419.20 : x
  2. Step 2: Convert to fraction form
    2,837,108.80/4,255,663.20 = 1,155,419.20/x
  3. Step 3: Cross multiply
    2,837,108.80x = 4,255,663.20 × 1,155,419.20
  4. Step 4: Simplify right side
    2,837,108.80x = 4,917,074,970,013.44
  5. Step 5: Solve for x
    x = 4,917,074,970,013.44/2,837,108.80
  6. Step 6: Final answer
    x = 1,733,128.80

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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.