Home / 2,170,486.58-3,256,196.45-731,313

Finding the Fourth Proportional to 2,170,486.58, 3,256,196.45 and 731,313

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Solution

The fourth proportional to 2,170,486.58, 3,256,196.45 and 731,313 is: 1,097,126.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,170,486.58 : 3,256,196.45 = 731,313 : x
  2. Step 2: Convert to fraction form
    2,170,486.58/3,256,196.45 = 731,313/x
  3. Step 3: Cross multiply
    2,170,486.58x = 3,256,196.45 × 731,313
  4. Step 4: Simplify right side
    2,170,486.58x = 2,381,298,790,782.28
  5. Step 5: Solve for x
    x = 2,381,298,790,782.28/2,170,486.58
  6. Step 6: Final answer
    x = 1,097,126.71

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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.