Home / 3,163,641.60-4,365,905.46-1,940,621.52

Finding the Fourth Proportional to 3,163,641.60, 4,365,905.46 and 1,940,621.52

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Solution

The fourth proportional to 3,163,641.60, 4,365,905.46 and 1,940,621.52 is: 2,678,106.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,163,641.60 : 4,365,905.46 = 1,940,621.52 : x
  2. Step 2: Convert to fraction form
    3,163,641.60/4,365,905.46 = 1,940,621.52/x
  3. Step 3: Cross multiply
    3,163,641.60x = 4,365,905.46 × 1,940,621.52
  4. Step 4: Simplify right side
    3,163,641.60x = 8,472,570,089,961.50
  5. Step 5: Solve for x
    x = 8,472,570,089,961.50/3,163,641.60
  6. Step 6: Final answer
    x = 2,678,106.80

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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.