Home / 5,568,051.20-8,352,076.80-1,781,657.60

Finding the Fourth Proportional to 5,568,051.20, 8,352,076.80 and 1,781,657.60

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Solution

The fourth proportional to 5,568,051.20, 8,352,076.80 and 1,781,657.60 is: 2,672,486.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,568,051.20 : 8,352,076.80 = 1,781,657.60 : x
  2. Step 2: Convert to fraction form
    5,568,051.20/8,352,076.80 = 1,781,657.60/x
  3. Step 3: Cross multiply
    5,568,051.20x = 8,352,076.80 × 1,781,657.60
  4. Step 4: Simplify right side
    5,568,051.20x = 14,880,541,106,503.68
  5. Step 5: Solve for x
    x = 14,880,541,106,503.68/5,568,051.20
  6. Step 6: Final answer
    x = 2,672,486.40

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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.