Home / 2,208,994.78-3,048,352.20-1,242,100.20

Finding the Fourth Proportional to 2,208,994.78, 3,048,352.20 and 1,242,100.20

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Solution

The fourth proportional to 2,208,994.78, 3,048,352.20 and 1,242,100.20 is: 1,714,064.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,208,994.78 : 3,048,352.20 = 1,242,100.20 : x
  2. Step 2: Convert to fraction form
    2,208,994.78/3,048,352.20 = 1,242,100.20/x
  3. Step 3: Cross multiply
    2,208,994.78x = 3,048,352.20 × 1,242,100.20
  4. Step 4: Simplify right side
    2,208,994.78x = 3,786,358,877,290.44
  5. Step 5: Solve for x
    x = 3,786,358,877,290.44/2,208,994.78
  6. Step 6: Final answer
    x = 1,714,064.20

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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.