Home / 886,181.28-1,222,911.12-483,780

Finding the Fourth Proportional to 886,181.28, 1,222,911.12 and 483,780

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Solution

The fourth proportional to 886,181.28, 1,222,911.12 and 483,780 is: 667,606.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,181.28 : 1,222,911.12 = 483,780 : x
  2. Step 2: Convert to fraction form
    886,181.28/1,222,911.12 = 483,780/x
  3. Step 3: Cross multiply
    886,181.28x = 1,222,911.12 × 483,780
  4. Step 4: Simplify right side
    886,181.28x = 591,619,941,633.60
  5. Step 5: Solve for x
    x = 591,619,941,633.60/886,181.28
  6. Step 6: Final answer
    x = 667,606.00

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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.