Home / 3,874,401.24-5,346,673.02-2,155,521.30

Finding the Fourth Proportional to 3,874,401.24, 5,346,673.02 and 2,155,521.30

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Solution

The fourth proportional to 3,874,401.24, 5,346,673.02 and 2,155,521.30 is: 2,974,619.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,874,401.24 : 5,346,673.02 = 2,155,521.30 : x
  2. Step 2: Convert to fraction form
    3,874,401.24/5,346,673.02 = 2,155,521.30/x
  3. Step 3: Cross multiply
    3,874,401.24x = 5,346,673.02 × 2,155,521.30
  4. Step 4: Simplify right side
    3,874,401.24x = 11,524,867,578,745.32
  5. Step 5: Solve for x
    x = 11,524,867,578,745.32/3,874,401.24
  6. Step 6: Final answer
    x = 2,974,619.01

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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.