Home / 3,971,823.02-5,480,952.03-2,160,994.22

Finding the Fourth Proportional to 3,971,823.02, 5,480,952.03 and 2,160,994.22

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Solution

The fourth proportional to 3,971,823.02, 5,480,952.03 and 2,160,994.22 is: 2,982,082.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,971,823.02 : 5,480,952.03 = 2,160,994.22 : x
  2. Step 2: Convert to fraction form
    3,971,823.02/5,480,952.03 = 2,160,994.22/x
  3. Step 3: Cross multiply
    3,971,823.02x = 5,480,952.03 × 2,160,994.22
  4. Step 4: Simplify right side
    3,971,823.02x = 11,844,305,656,927.27
  5. Step 5: Solve for x
    x = 11,844,305,656,927.27/3,971,823.02
  6. Step 6: Final answer
    x = 2,982,082.94

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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.