Home / 2,174,732-3,001,130.16-1,220,876

Finding the Fourth Proportional to 2,174,732, 3,001,130.16 and 1,220,876

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Solution

The fourth proportional to 2,174,732, 3,001,130.16 and 1,220,876 is: 1,684,808.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,174,732 : 3,001,130.16 = 1,220,876 : x
  2. Step 2: Convert to fraction form
    2,174,732/3,001,130.16 = 1,220,876/x
  3. Step 3: Cross multiply
    2,174,732x = 3,001,130.16 × 1,220,876
  4. Step 4: Simplify right side
    2,174,732x = 3,664,007,785,220.16
  5. Step 5: Solve for x
    x = 3,664,007,785,220.16/2,174,732
  6. Step 6: Final answer
    x = 1,684,808.88

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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.