Home / 2,170,227.36-2,994,949.62-1,203,398.40

Finding the Fourth Proportional to 2,170,227.36, 2,994,949.62 and 1,203,398.40

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Solution

The fourth proportional to 2,170,227.36, 2,994,949.62 and 1,203,398.40 is: 1,660,709.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,170,227.36 : 2,994,949.62 = 1,203,398.40 : x
  2. Step 2: Convert to fraction form
    2,170,227.36/2,994,949.62 = 1,203,398.40/x
  3. Step 3: Cross multiply
    2,170,227.36x = 2,994,949.62 × 1,203,398.40
  4. Step 4: Simplify right side
    2,170,227.36x = 3,604,117,580,788.61
  5. Step 5: Solve for x
    x = 3,604,117,580,788.61/2,170,227.36
  6. Step 6: Final answer
    x = 1,660,709.68

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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.