Home / 1,673,125.92-2,308,912.02-909,177.66

Finding the Fourth Proportional to 1,673,125.92, 2,308,912.02 and 909,177.66

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Solution

The fourth proportional to 1,673,125.92, 2,308,912.02 and 909,177.66 is: 1,254,664.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,673,125.92 : 2,308,912.02 = 909,177.66 : x
  2. Step 2: Convert to fraction form
    1,673,125.92/2,308,912.02 = 909,177.66/x
  3. Step 3: Cross multiply
    1,673,125.92x = 2,308,912.02 × 909,177.66
  4. Step 4: Simplify right side
    1,673,125.92x = 2,099,211,227,489.47
  5. Step 5: Solve for x
    x = 2,099,211,227,489.47/1,673,125.92
  6. Step 6: Final answer
    x = 1,254,664.22

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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.