Home / 1,463,738.87-2,019,916.25-810,394.01

Finding the Fourth Proportional to 1,463,738.87, 2,019,916.25 and 810,394.01

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Solution

The fourth proportional to 1,463,738.87, 2,019,916.25 and 810,394.01 is: 1,118,319.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,463,738.87 : 2,019,916.25 = 810,394.01 : x
  2. Step 2: Convert to fraction form
    1,463,738.87/2,019,916.25 = 810,394.01/x
  3. Step 3: Cross multiply
    1,463,738.87x = 2,019,916.25 × 810,394.01
  4. Step 4: Simplify right side
    1,463,738.87x = 1,636,928,036,777.44
  5. Step 5: Solve for x
    x = 1,636,928,036,777.44/1,463,738.87
  6. Step 6: Final answer
    x = 1,118,319.71

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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.