Home / 2,178,012.90-3,267,019.35-2,095,344.30

Finding the Fourth Proportional to 2,178,012.90, 3,267,019.35 and 2,095,344.30

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Solution

The fourth proportional to 2,178,012.90, 3,267,019.35 and 2,095,344.30 is: 3,143,016.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,178,012.90 : 3,267,019.35 = 2,095,344.30 : x
  2. Step 2: Convert to fraction form
    2,178,012.90/3,267,019.35 = 2,095,344.30/x
  3. Step 3: Cross multiply
    2,178,012.90x = 3,267,019.35 × 2,095,344.30
  4. Step 4: Simplify right side
    2,178,012.90x = 6,845,530,373,012.21
  5. Step 5: Solve for x
    x = 6,845,530,373,012.21/2,178,012.90
  6. Step 6: Final answer
    x = 3,143,016.45

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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.