Home / 5,451,608.10-8,177,412.15-1,664,598.90

Finding the Fourth Proportional to 5,451,608.10, 8,177,412.15 and 1,664,598.90

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Solution

The fourth proportional to 5,451,608.10, 8,177,412.15 and 1,664,598.90 is: 2,496,898.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,451,608.10 : 8,177,412.15 = 1,664,598.90 : x
  2. Step 2: Convert to fraction form
    5,451,608.10/8,177,412.15 = 1,664,598.90/x
  3. Step 3: Cross multiply
    5,451,608.10x = 8,177,412.15 × 1,664,598.90
  4. Step 4: Simplify right side
    5,451,608.10x = 13,612,111,269,736.63
  5. Step 5: Solve for x
    x = 13,612,111,269,736.63/5,451,608.10
  6. Step 6: Final answer
    x = 2,496,898.35

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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.