Home / 919,995.60-1,379,993.40-801,897.60

Finding the Fourth Proportional to 919,995.60, 1,379,993.40 and 801,897.60

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Solution

The fourth proportional to 919,995.60, 1,379,993.40 and 801,897.60 is: 1,202,846.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    919,995.60 : 1,379,993.40 = 801,897.60 : x
  2. Step 2: Convert to fraction form
    919,995.60/1,379,993.40 = 801,897.60/x
  3. Step 3: Cross multiply
    919,995.60x = 1,379,993.40 × 801,897.60
  4. Step 4: Simplify right side
    919,995.60x = 1,106,613,395,475.84
  5. Step 5: Solve for x
    x = 1,106,613,395,475.84/919,995.60
  6. Step 6: Final answer
    x = 1,202,846.40

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Similar ratio
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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.