Home / 1,092,003.30-1,638,004.95-994,025.70

Finding the Fourth Proportional to 1,092,003.30, 1,638,004.95 and 994,025.70

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Solution

The fourth proportional to 1,092,003.30, 1,638,004.95 and 994,025.70 is: 1,491,038.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,003.30 : 1,638,004.95 = 994,025.70 : x
  2. Step 2: Convert to fraction form
    1,092,003.30/1,638,004.95 = 994,025.70/x
  3. Step 3: Cross multiply
    1,092,003.30x = 1,638,004.95 × 994,025.70
  4. Step 4: Simplify right side
    1,092,003.30x = 1,628,219,017,027.22
  5. Step 5: Solve for x
    x = 1,628,219,017,027.22/1,092,003.30
  6. Step 6: Final answer
    x = 1,491,038.55

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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.