Home / 2,209,108.60-3,048,550.77-1,242,218.29

Finding the Fourth Proportional to 2,209,108.60, 3,048,550.77 and 1,242,218.29

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Solution

The fourth proportional to 2,209,108.60, 3,048,550.77 and 1,242,218.29 is: 1,714,250.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,209,108.60 : 3,048,550.77 = 1,242,218.29 : x
  2. Step 2: Convert to fraction form
    2,209,108.60/3,048,550.77 = 1,242,218.29/x
  3. Step 3: Cross multiply
    2,209,108.60x = 3,048,550.77 × 1,242,218.29
  4. Step 4: Simplify right side
    2,209,108.60x = 3,786,965,524,487.58
  5. Step 5: Solve for x
    x = 3,786,965,524,487.58/2,209,108.60
  6. Step 6: Final answer
    x = 1,714,250.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.