Home / 1,221,823.20-1,832,216.40-590,930.40

Finding the Fourth Proportional to 1,221,823.20, 1,832,216.40 and 590,930.40

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Solution

The fourth proportional to 1,221,823.20, 1,832,216.40 and 590,930.40 is: 886,144.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,221,823.20 : 1,832,216.40 = 590,930.40 : x
  2. Step 2: Convert to fraction form
    1,221,823.20/1,832,216.40 = 590,930.40/x
  3. Step 3: Cross multiply
    1,221,823.20x = 1,832,216.40 × 590,930.40
  4. Step 4: Simplify right side
    1,221,823.20x = 1,082,712,370,138.56
  5. Step 5: Solve for x
    x = 1,082,712,370,138.56/1,221,823.20
  6. Step 6: Final answer
    x = 886,144.88

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