Home / 1,938,059.25-2,906,867.06-518,226.05

Finding the Fourth Proportional to 1,938,059.25, 2,906,867.06 and 518,226.05

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Solution

The fourth proportional to 1,938,059.25, 2,906,867.06 and 518,226.05 is: 777,279.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,938,059.25 : 2,906,867.06 = 518,226.05 : x
  2. Step 2: Convert to fraction form
    1,938,059.25/2,906,867.06 = 518,226.05/x
  3. Step 3: Cross multiply
    1,938,059.25x = 2,906,867.06 × 518,226.05
  4. Step 4: Simplify right side
    1,938,059.25x = 1,506,414,234,378.91
  5. Step 5: Solve for x
    x = 1,506,414,234,378.91/1,938,059.25
  6. Step 6: Final answer
    x = 777,279.76

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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.