Home / 5,642,595-8,462,790.38-1,803,387.57

Finding the Fourth Proportional to 5,642,595, 8,462,790.38 and 1,803,387.57

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Solution

The fourth proportional to 5,642,595, 8,462,790.38 and 1,803,387.57 is: 2,704,729.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,642,595 : 8,462,790.38 = 1,803,387.57 : x
  2. Step 2: Convert to fraction form
    5,642,595/8,462,790.38 = 1,803,387.57/x
  3. Step 3: Cross multiply
    5,642,595x = 8,462,790.38 × 1,803,387.57
  4. Step 4: Simplify right side
    5,642,595x = 15,261,690,969,790.64
  5. Step 5: Solve for x
    x = 15,261,690,969,790.64/5,642,595
  6. Step 6: Final answer
    x = 2,704,729.11

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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.