Home / 1,070,023.48-1,605,245.02-396,109.96

Finding the Fourth Proportional to 1,070,023.48, 1,605,245.02 and 396,109.96

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Solution

The fourth proportional to 1,070,023.48, 1,605,245.02 and 396,109.96 is: 594,242.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,023.48 : 1,605,245.02 = 396,109.96 : x
  2. Step 2: Convert to fraction form
    1,070,023.48/1,605,245.02 = 396,109.96/x
  3. Step 3: Cross multiply
    1,070,023.48x = 1,605,245.02 × 396,109.96
  4. Step 4: Simplify right side
    1,070,023.48x = 635,853,540,662.40
  5. Step 5: Solve for x
    x = 635,853,540,662.40/1,070,023.48
  6. Step 6: Final answer
    x = 594,242.61

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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.