Home / 923,370.40-1,385,055.60-867,383.20

Finding the Fourth Proportional to 923,370.40, 1,385,055.60 and 867,383.20

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Solution

The fourth proportional to 923,370.40, 1,385,055.60 and 867,383.20 is: 1,301,074.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,370.40 : 1,385,055.60 = 867,383.20 : x
  2. Step 2: Convert to fraction form
    923,370.40/1,385,055.60 = 867,383.20/x
  3. Step 3: Cross multiply
    923,370.40x = 1,385,055.60 × 867,383.20
  4. Step 4: Simplify right side
    923,370.40x = 1,201,373,958,505.92
  5. Step 5: Solve for x
    x = 1,201,373,958,505.92/923,370.40
  6. Step 6: Final answer
    x = 1,301,074.80

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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.