Home / 2,078,923.50-3,118,385.37-502,987.50

Finding the Fourth Proportional to 2,078,923.50, 3,118,385.37 and 502,987.50

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Solution

The fourth proportional to 2,078,923.50, 3,118,385.37 and 502,987.50 is: 754,481.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,078,923.50 : 3,118,385.37 = 502,987.50 : x
  2. Step 2: Convert to fraction form
    2,078,923.50/3,118,385.37 = 502,987.50/x
  3. Step 3: Cross multiply
    2,078,923.50x = 3,118,385.37 × 502,987.50
  4. Step 4: Simplify right side
    2,078,923.50x = 1,568,508,861,292.88
  5. Step 5: Solve for x
    x = 1,568,508,861,292.88/2,078,923.50
  6. Step 6: Final answer
    x = 754,481.28

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Double scale
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Similar ratio
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1.5x scale

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.