Home / 3,982,090.32-5,975,129.16-1,823,111.28

Finding the Fourth Proportional to 3,982,090.32, 5,975,129.16 and 1,823,111.28

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Solution

The fourth proportional to 3,982,090.32, 5,975,129.16 and 1,823,111.28 is: 2,735,579.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,982,090.32 : 5,975,129.16 = 1,823,111.28 : x
  2. Step 2: Convert to fraction form
    3,982,090.32/5,975,129.16 = 1,823,111.28/x
  3. Step 3: Cross multiply
    3,982,090.32x = 5,975,129.16 × 1,823,111.28
  4. Step 4: Simplify right side
    3,982,090.32x = 10,893,325,371,052.93
  5. Step 5: Solve for x
    x = 10,893,325,371,052.93/3,982,090.32
  6. Step 6: Final answer
    x = 2,735,579.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.