Home / 3,855,130.88-5,322,498.81-2,480,862.28

Finding the Fourth Proportional to 3,855,130.88, 5,322,498.81 and 2,480,862.28

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Solution

The fourth proportional to 3,855,130.88, 5,322,498.81 and 2,480,862.28 is: 3,425,146.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,855,130.88 : 5,322,498.81 = 2,480,862.28 : x
  2. Step 2: Convert to fraction form
    3,855,130.88/5,322,498.81 = 2,480,862.28/x
  3. Step 3: Cross multiply
    3,855,130.88x = 5,322,498.81 × 2,480,862.28
  4. Step 4: Simplify right side
    3,855,130.88x = 13,204,386,534,398.94
  5. Step 5: Solve for x
    x = 13,204,386,534,398.94/3,855,130.88
  6. Step 6: Final answer
    x = 3,425,146.11

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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.