Home / 2,011,993.40-3,017,990.10-516,085.40

Finding the Fourth Proportional to 2,011,993.40, 3,017,990.10 and 516,085.40

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Solution

The fourth proportional to 2,011,993.40, 3,017,990.10 and 516,085.40 is: 774,128.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,011,993.40 : 3,017,990.10 = 516,085.40 : x
  2. Step 2: Convert to fraction form
    2,011,993.40/3,017,990.10 = 516,085.40/x
  3. Step 3: Cross multiply
    2,011,993.40x = 3,017,990.10 × 516,085.40
  4. Step 4: Simplify right side
    2,011,993.40x = 1,557,540,627,954.54
  5. Step 5: Solve for x
    x = 1,557,540,627,954.54/2,011,993.40
  6. Step 6: Final answer
    x = 774,128.10

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Double scale
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Similar ratio
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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.