Home / 1,672,961.09-2,308,707.32-909,027.41

Finding the Fourth Proportional to 1,672,961.09, 2,308,707.32 and 909,027.41

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Solution

The fourth proportional to 1,672,961.09, 2,308,707.32 and 909,027.41 is: 1,254,469.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,961.09 : 2,308,707.32 = 909,027.41 : x
  2. Step 2: Convert to fraction form
    1,672,961.09/2,308,707.32 = 909,027.41/x
  3. Step 3: Cross multiply
    1,672,961.09x = 2,308,707.32 × 909,027.41
  4. Step 4: Simplify right side
    1,672,961.09x = 2,098,678,219,458.97
  5. Step 5: Solve for x
    x = 2,098,678,219,458.97/1,672,961.09
  6. Step 6: Final answer
    x = 1,254,469.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.