Home / 3,819,192.10-5,270,379.96-2,100,312.61

Finding the Fourth Proportional to 3,819,192.10, 5,270,379.96 and 2,100,312.61

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Solution

The fourth proportional to 3,819,192.10, 5,270,379.96 and 2,100,312.61 is: 2,898,373.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,819,192.10 : 5,270,379.96 = 2,100,312.61 : x
  2. Step 2: Convert to fraction form
    3,819,192.10/5,270,379.96 = 2,100,312.61/x
  3. Step 3: Cross multiply
    3,819,192.10x = 5,270,379.96 × 2,100,312.61
  4. Step 4: Simplify right side
    3,819,192.10x = 11,069,445,489,479.29
  5. Step 5: Solve for x
    x = 11,069,445,489,479.29/3,819,192.10
  6. Step 6: Final answer
    x = 2,898,373.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.