Home / 1,170,036.60-1,755,054.90-1,099,177.80

Finding the Fourth Proportional to 1,170,036.60, 1,755,054.90 and 1,099,177.80

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Solution

The fourth proportional to 1,170,036.60, 1,755,054.90 and 1,099,177.80 is: 1,648,766.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,036.60 : 1,755,054.90 = 1,099,177.80 : x
  2. Step 2: Convert to fraction form
    1,170,036.60/1,755,054.90 = 1,099,177.80/x
  3. Step 3: Cross multiply
    1,170,036.60x = 1,755,054.90 × 1,099,177.80
  4. Step 4: Simplify right side
    1,170,036.60x = 1,929,117,383,861.22
  5. Step 5: Solve for x
    x = 1,929,117,383,861.22/1,170,036.60
  6. Step 6: Final answer
    x = 1,648,766.70

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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.