Home / 2,783,290.90-4,174,936.35-1,663,546.90

Finding the Fourth Proportional to 2,783,290.90, 4,174,936.35 and 1,663,546.90

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Solution

The fourth proportional to 2,783,290.90, 4,174,936.35 and 1,663,546.90 is: 2,495,320.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,783,290.90 : 4,174,936.35 = 1,663,546.90 : x
  2. Step 2: Convert to fraction form
    2,783,290.90/4,174,936.35 = 1,663,546.90/x
  3. Step 3: Cross multiply
    2,783,290.90x = 4,174,936.35 × 1,663,546.90
  4. Step 4: Simplify right side
    2,783,290.90x = 6,945,202,422,739.82
  5. Step 5: Solve for x
    x = 6,945,202,422,739.82/2,783,290.90
  6. Step 6: Final answer
    x = 2,495,320.35

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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.