Home / 5,431,808.20-8,148,805.80-1,593,623.20

Finding the Fourth Proportional to 5,431,808.20, 8,148,805.80 and 1,593,623.20

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Solution

The fourth proportional to 5,431,808.20, 8,148,805.80 and 1,593,623.20 is: 2,390,755.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,431,808.20 : 8,148,805.80 = 1,593,623.20 : x
  2. Step 2: Convert to fraction form
    5,431,808.20/8,148,805.80 = 1,593,623.20/x
  3. Step 3: Cross multiply
    5,431,808.20x = 8,148,805.80 × 1,593,623.20
  4. Step 4: Simplify right side
    5,431,808.20x = 12,986,125,975,174.56
  5. Step 5: Solve for x
    x = 12,986,125,975,174.56/5,431,808.20
  6. Step 6: Final answer
    x = 2,390,755.62

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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.