Home / 1,456,099.40-2,184,149.10-445,219.40

Finding the Fourth Proportional to 1,456,099.40, 2,184,149.10 and 445,219.40

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Solution

The fourth proportional to 1,456,099.40, 2,184,149.10 and 445,219.40 is: 667,829.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456,099.40 : 2,184,149.10 = 445,219.40 : x
  2. Step 2: Convert to fraction form
    1,456,099.40/2,184,149.10 = 445,219.40/x
  3. Step 3: Cross multiply
    1,456,099.40x = 2,184,149.10 × 445,219.40
  4. Step 4: Simplify right side
    1,456,099.40x = 972,425,551,812.54
  5. Step 5: Solve for x
    x = 972,425,551,812.54/1,456,099.40
  6. Step 6: Final answer
    x = 667,829.10

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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.