Home / 3,528,170.05-4,871,617.20-2,711,085.79

Finding the Fourth Proportional to 3,528,170.05, 4,871,617.20 and 2,711,085.79

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Solution

The fourth proportional to 3,528,170.05, 4,871,617.20 and 2,711,085.79 is: 3,743,405.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,528,170.05 : 4,871,617.20 = 2,711,085.79 : x
  2. Step 2: Convert to fraction form
    3,528,170.05/4,871,617.20 = 2,711,085.79/x
  3. Step 3: Cross multiply
    3,528,170.05x = 4,871,617.20 × 2,711,085.79
  4. Step 4: Simplify right side
    3,528,170.05x = 13,207,372,165,239.59
  5. Step 5: Solve for x
    x = 13,207,372,165,239.59/3,528,170.05
  6. Step 6: Final answer
    x = 3,743,405.78

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.