Home / 3,090,665.70-4,635,998.55-2,134,071.90

Finding the Fourth Proportional to 3,090,665.70, 4,635,998.55 and 2,134,071.90

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Solution

The fourth proportional to 3,090,665.70, 4,635,998.55 and 2,134,071.90 is: 3,201,107.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,090,665.70 : 4,635,998.55 = 2,134,071.90 : x
  2. Step 2: Convert to fraction form
    3,090,665.70/4,635,998.55 = 2,134,071.90/x
  3. Step 3: Cross multiply
    3,090,665.70x = 4,635,998.55 × 2,134,071.90
  4. Step 4: Simplify right side
    3,090,665.70x = 9,893,554,233,995.74
  5. Step 5: Solve for x
    x = 9,893,554,233,995.74/3,090,665.70
  6. Step 6: Final answer
    x = 3,201,107.85

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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.