Home / 3,559,646.28-5,339,412.86-863,993.80

Finding the Fourth Proportional to 3,559,646.28, 5,339,412.86 and 863,993.80

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Solution

The fourth proportional to 3,559,646.28, 5,339,412.86 and 863,993.80 is: 1,295,976.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,559,646.28 : 5,339,412.86 = 863,993.80 : x
  2. Step 2: Convert to fraction form
    3,559,646.28/5,339,412.86 = 863,993.80/x
  3. Step 3: Cross multiply
    3,559,646.28x = 5,339,412.86 × 863,993.80
  4. Step 4: Simplify right side
    3,559,646.28x = 4,613,219,606,680.27
  5. Step 5: Solve for x
    x = 4,613,219,606,680.27/3,559,646.28
  6. Step 6: Final answer
    x = 1,295,976.97

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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.