Home / 1,356,446.30-2,034,993.45-409,826.30

Finding the Fourth Proportional to 1,356,446.30, 2,034,993.45 and 409,826.30

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Solution

The fourth proportional to 1,356,446.30, 2,034,993.45 and 409,826.30 is: 614,837.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356,446.30 : 2,034,993.45 = 409,826.30 : x
  2. Step 2: Convert to fraction form
    1,356,446.30/2,034,993.45 = 409,826.30/x
  3. Step 3: Cross multiply
    1,356,446.30x = 2,034,993.45 × 409,826.30
  4. Step 4: Simplify right side
    1,356,446.30x = 833,993,836,137.74
  5. Step 5: Solve for x
    x = 833,993,836,137.74/1,356,446.30
  6. Step 6: Final answer
    x = 614,837.34

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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.