Home / 3,109,141.40-4,660,174.40-1,892,033.65

Finding the Fourth Proportional to 3,109,141.40, 4,660,174.40 and 1,892,033.65

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Solution

The fourth proportional to 3,109,141.40, 4,660,174.40 and 1,892,033.65 is: 2,835,897.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,109,141.40 : 4,660,174.40 = 1,892,033.65 : x
  2. Step 2: Convert to fraction form
    3,109,141.40/4,660,174.40 = 1,892,033.65/x
  3. Step 3: Cross multiply
    3,109,141.40x = 4,660,174.40 × 1,892,033.65
  4. Step 4: Simplify right side
    3,109,141.40x = 8,817,206,758,557.96
  5. Step 5: Solve for x
    x = 8,817,206,758,557.96/3,109,141.40
  6. Step 6: Final answer
    x = 2,835,897.64

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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.