Home / 3,276,543.60-4,914,815.40-2,142,802.80

Finding the Fourth Proportional to 3,276,543.60, 4,914,815.40 and 2,142,802.80

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Solution

The fourth proportional to 3,276,543.60, 4,914,815.40 and 2,142,802.80 is: 3,214,204.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,276,543.60 : 4,914,815.40 = 2,142,802.80 : x
  2. Step 2: Convert to fraction form
    3,276,543.60/4,914,815.40 = 2,142,802.80/x
  3. Step 3: Cross multiply
    3,276,543.60x = 4,914,815.40 × 2,142,802.80
  4. Step 4: Simplify right side
    3,276,543.60x = 10,531,480,200,603.12
  5. Step 5: Solve for x
    x = 10,531,480,200,603.12/3,276,543.60
  6. Step 6: Final answer
    x = 3,214,204.20

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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.