Home / 1,433,289.42-2,150,245.18-435,991.50

Finding the Fourth Proportional to 1,433,289.42, 2,150,245.18 and 435,991.50

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Solution

The fourth proportional to 1,433,289.42, 2,150,245.18 and 435,991.50 is: 654,081.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,433,289.42 : 2,150,245.18 = 435,991.50 : x
  2. Step 2: Convert to fraction form
    1,433,289.42/2,150,245.18 = 435,991.50/x
  3. Step 3: Cross multiply
    1,433,289.42x = 2,150,245.18 × 435,991.50
  4. Step 4: Simplify right side
    1,433,289.42x = 937,488,621,395.97
  5. Step 5: Solve for x
    x = 937,488,621,395.97/1,433,289.42
  6. Step 6: Final answer
    x = 654,081.87

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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.