Home / 1,434,409.96-2,150,992.86-487,526.44

Finding the Fourth Proportional to 1,434,409.96, 2,150,992.86 and 487,526.44

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Solution

The fourth proportional to 1,434,409.96, 2,150,992.86 and 487,526.44 is: 731,078.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,434,409.96 : 2,150,992.86 = 487,526.44 : x
  2. Step 2: Convert to fraction form
    1,434,409.96/2,150,992.86 = 487,526.44/x
  3. Step 3: Cross multiply
    1,434,409.96x = 2,150,992.86 × 487,526.44
  4. Step 4: Simplify right side
    1,434,409.96x = 1,048,665,891,501.22
  5. Step 5: Solve for x
    x = 1,048,665,891,501.22/1,434,409.96
  6. Step 6: Final answer
    x = 731,078.23

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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.