Home / 2,089,213.10-3,134,270.82-649,869.10

Finding the Fourth Proportional to 2,089,213.10, 3,134,270.82 and 649,869.10

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Solution

The fourth proportional to 2,089,213.10, 3,134,270.82 and 649,869.10 is: 974,943.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,089,213.10 : 3,134,270.82 = 649,869.10 : x
  2. Step 2: Convert to fraction form
    2,089,213.10/3,134,270.82 = 649,869.10/x
  3. Step 3: Cross multiply
    2,089,213.10x = 3,134,270.82 × 649,869.10
  4. Step 4: Simplify right side
    2,089,213.10x = 2,036,865,756,949.66
  5. Step 5: Solve for x
    x = 2,036,865,756,949.66/2,089,213.10
  6. Step 6: Final answer
    x = 974,943.99

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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.