Home / 1,463,590-2,019,464.22-818,885.08

Finding the Fourth Proportional to 1,463,590, 2,019,464.22 and 818,885.08

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Solution

The fourth proportional to 1,463,590, 2,019,464.22 and 818,885.08 is: 1,129,899.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,463,590 : 2,019,464.22 = 818,885.08 : x
  2. Step 2: Convert to fraction form
    1,463,590/2,019,464.22 = 818,885.08/x
  3. Step 3: Cross multiply
    1,463,590x = 2,019,464.22 × 818,885.08
  4. Step 4: Simplify right side
    1,463,590x = 1,653,709,119,351.84
  5. Step 5: Solve for x
    x = 1,653,709,119,351.84/1,463,590
  6. Step 6: Final answer
    x = 1,129,899.17

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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.