Home / 3,670,220.35-5,505,330.53-974,540.35

Finding the Fourth Proportional to 3,670,220.35, 5,505,330.53 and 974,540.35

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Solution

The fourth proportional to 3,670,220.35, 5,505,330.53 and 974,540.35 is: 1,461,810.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,670,220.35 : 5,505,330.53 = 974,540.35 : x
  2. Step 2: Convert to fraction form
    3,670,220.35/5,505,330.53 = 974,540.35/x
  3. Step 3: Cross multiply
    3,670,220.35x = 5,505,330.53 × 974,540.35
  4. Step 4: Simplify right side
    3,670,220.35x = 5,365,166,741,571.89
  5. Step 5: Solve for x
    x = 5,365,166,741,571.89/3,670,220.35
  6. Step 6: Final answer
    x = 1,461,810.53

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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.