Home / 1,463,153.08-2,019,229.69-818,534.83

Finding the Fourth Proportional to 1,463,153.08, 2,019,229.69 and 818,534.83

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Solution

The fourth proportional to 1,463,153.08, 2,019,229.69 and 818,534.83 is: 1,129,621.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,463,153.08 : 2,019,229.69 = 818,534.83 : x
  2. Step 2: Convert to fraction form
    1,463,153.08/2,019,229.69 = 818,534.83/x
  3. Step 3: Cross multiply
    1,463,153.08x = 2,019,229.69 × 818,534.83
  4. Step 4: Simplify right side
    1,463,153.08x = 1,652,809,828,033.37
  5. Step 5: Solve for x
    x = 1,652,809,828,033.37/1,463,153.08
  6. Step 6: Final answer
    x = 1,129,621.95

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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.