Home / 2,186,384.40-3,279,576.60-2,097,810.90

Finding the Fourth Proportional to 2,186,384.40, 3,279,576.60 and 2,097,810.90

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Solution

The fourth proportional to 2,186,384.40, 3,279,576.60 and 2,097,810.90 is: 3,146,716.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,186,384.40 : 3,279,576.60 = 2,097,810.90 : x
  2. Step 2: Convert to fraction form
    2,186,384.40/3,279,576.60 = 2,097,810.90/x
  3. Step 3: Cross multiply
    2,186,384.40x = 3,279,576.60 × 2,097,810.90
  4. Step 4: Simplify right side
    2,186,384.40x = 6,879,931,538,864.94
  5. Step 5: Solve for x
    x = 6,879,931,538,864.94/2,186,384.40
  6. Step 6: Final answer
    x = 3,146,716.35

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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.