Home / 2,019,389.90-3,025,398.45-1,230,500.30

Finding the Fourth Proportional to 2,019,389.90, 3,025,398.45 and 1,230,500.30

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Solution

The fourth proportional to 2,019,389.90, 3,025,398.45 and 1,230,500.30 is: 1,843,504.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,019,389.90 : 3,025,398.45 = 1,230,500.30 : x
  2. Step 2: Convert to fraction form
    2,019,389.90/3,025,398.45 = 1,230,500.30/x
  3. Step 3: Cross multiply
    2,019,389.90x = 3,025,398.45 × 1,230,500.30
  4. Step 4: Simplify right side
    2,019,389.90x = 3,722,753,700,344.54
  5. Step 5: Solve for x
    x = 3,722,753,700,344.54/2,019,389.90
  6. Step 6: Final answer
    x = 1,843,504.17

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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.