Home / 1,741,603.20-2,608,905.60-1,209,724.80

Finding the Fourth Proportional to 1,741,603.20, 2,608,905.60 and 1,209,724.80

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Solution

The fourth proportional to 1,741,603.20, 2,608,905.60 and 1,209,724.80 is: 1,812,156.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,741,603.20 : 2,608,905.60 = 1,209,724.80 : x
  2. Step 2: Convert to fraction form
    1,741,603.20/2,608,905.60 = 1,209,724.80/x
  3. Step 3: Cross multiply
    1,741,603.20x = 2,608,905.60 × 1,209,724.80
  4. Step 4: Simplify right side
    1,741,603.20x = 3,156,057,805,178.88
  5. Step 5: Solve for x
    x = 3,156,057,805,178.88/1,741,603.20
  6. Step 6: Final answer
    x = 1,812,156.64

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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.