Home / 2,722,008.60-4,084,325.10-1,921,566.60

Finding the Fourth Proportional to 2,722,008.60, 4,084,325.10 and 1,921,566.60

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Solution

The fourth proportional to 2,722,008.60, 4,084,325.10 and 1,921,566.60 is: 2,883,276.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,722,008.60 : 4,084,325.10 = 1,921,566.60 : x
  2. Step 2: Convert to fraction form
    2,722,008.60/4,084,325.10 = 1,921,566.60/x
  3. Step 3: Cross multiply
    2,722,008.60x = 4,084,325.10 × 1,921,566.60
  4. Step 4: Simplify right side
    2,722,008.60x = 7,848,302,695,701.66
  5. Step 5: Solve for x
    x = 7,848,302,695,701.66/2,722,008.60
  6. Step 6: Final answer
    x = 2,883,276.23

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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.