Home / 1,260,231.56-1,890,449.74-373,765

Finding the Fourth Proportional to 1,260,231.56, 1,890,449.74 and 373,765

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Solution

The fourth proportional to 1,260,231.56, 1,890,449.74 and 373,765 is: 560,677.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,231.56 : 1,890,449.74 = 373,765 : x
  2. Step 2: Convert to fraction form
    1,260,231.56/1,890,449.74 = 373,765/x
  3. Step 3: Cross multiply
    1,260,231.56x = 1,890,449.74 × 373,765
  4. Step 4: Simplify right side
    1,260,231.56x = 706,583,947,071.10
  5. Step 5: Solve for x
    x = 706,583,947,071.10/1,260,231.56
  6. Step 6: Final answer
    x = 560,677.87

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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.