Home / 1,624,314.87-2,436,465.62-409,894.22

Finding the Fourth Proportional to 1,624,314.87, 2,436,465.62 and 409,894.22

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Solution

The fourth proportional to 1,624,314.87, 2,436,465.62 and 409,894.22 is: 614,839.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,624,314.87 : 2,436,465.62 = 409,894.22 : x
  2. Step 2: Convert to fraction form
    1,624,314.87/2,436,465.62 = 409,894.22/x
  3. Step 3: Cross multiply
    1,624,314.87x = 2,436,465.62 × 409,894.22
  4. Step 4: Simplify right side
    1,624,314.87x = 998,693,181,982.62
  5. Step 5: Solve for x
    x = 998,693,181,982.62/1,624,314.87
  6. Step 6: Final answer
    x = 614,839.65

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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.