Home / 3,623,219.40-5,434,829.10-1,099,000.20

Finding the Fourth Proportional to 3,623,219.40, 5,434,829.10 and 1,099,000.20

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Solution

The fourth proportional to 3,623,219.40, 5,434,829.10 and 1,099,000.20 is: 1,648,500.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,623,219.40 : 5,434,829.10 = 1,099,000.20 : x
  2. Step 2: Convert to fraction form
    3,623,219.40/5,434,829.10 = 1,099,000.20/x
  3. Step 3: Cross multiply
    3,623,219.40x = 5,434,829.10 × 1,099,000.20
  4. Step 4: Simplify right side
    3,623,219.40x = 5,972,878,267,865.82
  5. Step 5: Solve for x
    x = 5,972,878,267,865.82/3,623,219.40
  6. Step 6: Final answer
    x = 1,648,500.30

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Double scale
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Similar ratio
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1.5x scale

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.