Home / 2,804,190.40-4,206,285.60-911,123.20

Finding the Fourth Proportional to 2,804,190.40, 4,206,285.60 and 911,123.20

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Solution

The fourth proportional to 2,804,190.40, 4,206,285.60 and 911,123.20 is: 1,366,684.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,804,190.40 : 4,206,285.60 = 911,123.20 : x
  2. Step 2: Convert to fraction form
    2,804,190.40/4,206,285.60 = 911,123.20/x
  3. Step 3: Cross multiply
    2,804,190.40x = 4,206,285.60 × 911,123.20
  4. Step 4: Simplify right side
    2,804,190.40x = 3,832,444,395,985.92
  5. Step 5: Solve for x
    x = 3,832,444,395,985.92/2,804,190.40
  6. Step 6: Final answer
    x = 1,366,684.80

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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.