Home / 2,660,616.20-3,991,442.70-1,062,907.40

Finding the Fourth Proportional to 2,660,616.20, 3,991,442.70 and 1,062,907.40

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Solution

The fourth proportional to 2,660,616.20, 3,991,442.70 and 1,062,907.40 is: 1,594,568.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,660,616.20 : 3,991,442.70 = 1,062,907.40 : x
  2. Step 2: Convert to fraction form
    2,660,616.20/3,991,442.70 = 1,062,907.40/x
  3. Step 3: Cross multiply
    2,660,616.20x = 3,991,442.70 × 1,062,907.40
  4. Step 4: Simplify right side
    2,660,616.20x = 4,242,533,982,505.98
  5. Step 5: Solve for x
    x = 4,242,533,982,505.98/2,660,616.20
  6. Step 6: Final answer
    x = 1,594,568.20

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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.