Home / 2,174,734-3,001,132.92-1,220,878

Finding the Fourth Proportional to 2,174,734, 3,001,132.92 and 1,220,878

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Solution

The fourth proportional to 2,174,734, 3,001,132.92 and 1,220,878 is: 1,684,811.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,174,734 : 3,001,132.92 = 1,220,878 : x
  2. Step 2: Convert to fraction form
    2,174,734/3,001,132.92 = 1,220,878/x
  3. Step 3: Cross multiply
    2,174,734x = 3,001,132.92 × 1,220,878
  4. Step 4: Simplify right side
    2,174,734x = 3,664,017,157,103.76
  5. Step 5: Solve for x
    x = 3,664,017,157,103.76/2,174,734
  6. Step 6: Final answer
    x = 1,684,811.64

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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.