Home / 5,596,132.80-8,394,199.20-1,809,998.40

Finding the Fourth Proportional to 5,596,132.80, 8,394,199.20 and 1,809,998.40

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Solution

The fourth proportional to 5,596,132.80, 8,394,199.20 and 1,809,998.40 is: 2,714,997.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,596,132.80 : 8,394,199.20 = 1,809,998.40 : x
  2. Step 2: Convert to fraction form
    5,596,132.80/8,394,199.20 = 1,809,998.40/x
  3. Step 3: Cross multiply
    5,596,132.80x = 8,394,199.20 × 1,809,998.40
  4. Step 4: Simplify right side
    5,596,132.80x = 15,193,487,121,281.28
  5. Step 5: Solve for x
    x = 15,193,487,121,281.28/5,596,132.80
  6. Step 6: Final answer
    x = 2,714,997.60

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Similar ratio
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1.5x scale

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.