Home / 2,098,809.10-3,142,964.85-1,678,905.10

Finding the Fourth Proportional to 2,098,809.10, 3,142,964.85 and 1,678,905.10

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Solution

The fourth proportional to 2,098,809.10, 3,142,964.85 and 1,678,905.10 is: 2,514,158.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,098,809.10 : 3,142,964.85 = 1,678,905.10 : x
  2. Step 2: Convert to fraction form
    2,098,809.10/3,142,964.85 = 1,678,905.10/x
  3. Step 3: Cross multiply
    2,098,809.10x = 3,142,964.85 × 1,678,905.10
  4. Step 4: Simplify right side
    2,098,809.10x = 5,276,739,715,785.74
  5. Step 5: Solve for x
    x = 5,276,739,715,785.74/2,098,809.10
  6. Step 6: Final answer
    x = 2,514,158.97

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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.