Home / 4,098,389.70-6,142,685.68-1,906,999.30

Finding the Fourth Proportional to 4,098,389.70, 6,142,685.68 and 1,906,999.30

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Solution

The fourth proportional to 4,098,389.70, 6,142,685.68 and 1,906,999.30 is: 2,858,219.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,098,389.70 : 6,142,685.68 = 1,906,999.30 : x
  2. Step 2: Convert to fraction form
    4,098,389.70/6,142,685.68 = 1,906,999.30/x
  3. Step 3: Cross multiply
    4,098,389.70x = 6,142,685.68 × 1,906,999.30
  4. Step 4: Simplify right side
    4,098,389.70x = 11,714,097,291,215.26
  5. Step 5: Solve for x
    x = 11,714,097,291,215.26/4,098,389.70
  6. Step 6: Final answer
    x = 2,858,219.48

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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.