Home / 1,204,429.20-1,805,112.90-493,654.20

Finding the Fourth Proportional to 1,204,429.20, 1,805,112.90 and 493,654.20

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Solution

The fourth proportional to 1,204,429.20, 1,805,112.90 and 493,654.20 is: 739,853.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,429.20 : 1,805,112.90 = 493,654.20 : x
  2. Step 2: Convert to fraction form
    1,204,429.20/1,805,112.90 = 493,654.20/x
  3. Step 3: Cross multiply
    1,204,429.20x = 1,805,112.90 × 493,654.20
  4. Step 4: Simplify right side
    1,204,429.20x = 891,101,564,559.18
  5. Step 5: Solve for x
    x = 891,101,564,559.18/1,204,429.20
  6. Step 6: Final answer
    x = 739,853.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.