Home / 1,463,226.20-2,019,330.57-818,607.92

Finding the Fourth Proportional to 1,463,226.20, 2,019,330.57 and 818,607.92

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Solution

The fourth proportional to 1,463,226.20, 2,019,330.57 and 818,607.92 is: 1,129,722.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,463,226.20 : 2,019,330.57 = 818,607.92 : x
  2. Step 2: Convert to fraction form
    1,463,226.20/2,019,330.57 = 818,607.92/x
  3. Step 3: Cross multiply
    1,463,226.20x = 2,019,330.57 × 818,607.92
  4. Step 4: Simplify right side
    1,463,226.20x = 1,653,039,997,700.11
  5. Step 5: Solve for x
    x = 1,653,039,997,700.11/1,463,226.20
  6. Step 6: Final answer
    x = 1,129,722.80

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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.