Home / 2,190,384.30-3,285,576.45-1,434,557.10

Finding the Fourth Proportional to 2,190,384.30, 3,285,576.45 and 1,434,557.10

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Solution

The fourth proportional to 2,190,384.30, 3,285,576.45 and 1,434,557.10 is: 2,151,835.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,190,384.30 : 3,285,576.45 = 1,434,557.10 : x
  2. Step 2: Convert to fraction form
    2,190,384.30/3,285,576.45 = 1,434,557.10/x
  3. Step 3: Cross multiply
    2,190,384.30x = 3,285,576.45 × 1,434,557.10
  4. Step 4: Simplify right side
    2,190,384.30x = 4,713,347,023,940.30
  5. Step 5: Solve for x
    x = 4,713,347,023,940.30/2,190,384.30
  6. Step 6: Final answer
    x = 2,151,835.65

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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.