Home / 2,070,010.20-3,105,015.30-650,209.80

Finding the Fourth Proportional to 2,070,010.20, 3,105,015.30 and 650,209.80

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Solution

The fourth proportional to 2,070,010.20, 3,105,015.30 and 650,209.80 is: 975,314.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,070,010.20 : 3,105,015.30 = 650,209.80 : x
  2. Step 2: Convert to fraction form
    2,070,010.20/3,105,015.30 = 650,209.80/x
  3. Step 3: Cross multiply
    2,070,010.20x = 3,105,015.30 × 650,209.80
  4. Step 4: Simplify right side
    2,070,010.20x = 2,018,911,377,209.94
  5. Step 5: Solve for x
    x = 2,018,911,377,209.94/2,070,010.20
  6. Step 6: Final answer
    x = 975,314.70

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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.