Home / 5,343,722.20-8,015,583.30-1,300,177.90

Finding the Fourth Proportional to 5,343,722.20, 8,015,583.30 and 1,300,177.90

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Solution

The fourth proportional to 5,343,722.20, 8,015,583.30 and 1,300,177.90 is: 1,950,266.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,343,722.20 : 8,015,583.30 = 1,300,177.90 : x
  2. Step 2: Convert to fraction form
    5,343,722.20/8,015,583.30 = 1,300,177.90/x
  3. Step 3: Cross multiply
    5,343,722.20x = 8,015,583.30 × 1,300,177.90
  4. Step 4: Simplify right side
    5,343,722.20x = 10,421,684,262,269.07
  5. Step 5: Solve for x
    x = 10,421,684,262,269.07/5,343,722.20
  6. Step 6: Final answer
    x = 1,950,266.85

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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.