Home / 3,146,656.75-4,342,722.05-1,840,308.19

Finding the Fourth Proportional to 3,146,656.75, 4,342,722.05 and 1,840,308.19

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Solution

The fourth proportional to 3,146,656.75, 4,342,722.05 and 1,840,308.19 is: 2,539,821.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,146,656.75 : 4,342,722.05 = 1,840,308.19 : x
  2. Step 2: Convert to fraction form
    3,146,656.75/4,342,722.05 = 1,840,308.19/x
  3. Step 3: Cross multiply
    3,146,656.75x = 4,342,722.05 × 1,840,308.19
  4. Step 4: Simplify right side
    3,146,656.75x = 7,991,946,949,252.56
  5. Step 5: Solve for x
    x = 7,991,946,949,252.56/3,146,656.75
  6. Step 6: Final answer
    x = 2,539,821.66

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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.