Home / 5,183,985.88-7,153,905-2,892,147.04

Finding the Fourth Proportional to 5,183,985.88, 7,153,905 and 2,892,147.04

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Solution

The fourth proportional to 5,183,985.88, 7,153,905 and 2,892,147.04 is: 3,991,165.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,183,985.88 : 7,153,905 = 2,892,147.04 : x
  2. Step 2: Convert to fraction form
    5,183,985.88/7,153,905 = 2,892,147.04/x
  3. Step 3: Cross multiply
    5,183,985.88x = 7,153,905 × 2,892,147.04
  4. Step 4: Simplify right side
    5,183,985.88x = 20,690,145,170,191.20
  5. Step 5: Solve for x
    x = 20,690,145,170,191.20/5,183,985.88
  6. Step 6: Final answer
    x = 3,991,165.42

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1.5x scale

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.