Home / 2,474,919.90-3,709,427.40-2,221,009.20

Finding the Fourth Proportional to 2,474,919.90, 3,709,427.40 and 2,221,009.20

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Solution

The fourth proportional to 2,474,919.90, 3,709,427.40 and 2,221,009.20 is: 3,328,864.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,474,919.90 : 3,709,427.40 = 2,221,009.20 : x
  2. Step 2: Convert to fraction form
    2,474,919.90/3,709,427.40 = 2,221,009.20/x
  3. Step 3: Cross multiply
    2,474,919.90x = 3,709,427.40 × 2,221,009.20
  4. Step 4: Simplify right side
    2,474,919.90x = 8,238,672,382,132.08
  5. Step 5: Solve for x
    x = 8,238,672,382,132.08/2,474,919.90
  6. Step 6: Final answer
    x = 3,328,864.25

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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.