Home / 3,117,170.40-4,675,755.60-2,106,776.40

Finding the Fourth Proportional to 3,117,170.40, 4,675,755.60 and 2,106,776.40

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Solution

The fourth proportional to 3,117,170.40, 4,675,755.60 and 2,106,776.40 is: 3,160,164.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,117,170.40 : 4,675,755.60 = 2,106,776.40 : x
  2. Step 2: Convert to fraction form
    3,117,170.40/4,675,755.60 = 2,106,776.40/x
  3. Step 3: Cross multiply
    3,117,170.40x = 4,675,755.60 × 2,106,776.40
  4. Step 4: Simplify right side
    3,117,170.40x = 9,850,771,550,247.84
  5. Step 5: Solve for x
    x = 9,850,771,550,247.84/3,117,170.40
  6. Step 6: Final answer
    x = 3,160,164.60

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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.