Home / 1,672,076.06-2,308,169.58-1,128,946.76

Finding the Fourth Proportional to 1,672,076.06, 2,308,169.58 and 1,128,946.76

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Solution

The fourth proportional to 1,672,076.06, 2,308,169.58 and 1,128,946.76 is: 1,558,422.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,076.06 : 2,308,169.58 = 1,128,946.76 : x
  2. Step 2: Convert to fraction form
    1,672,076.06/2,308,169.58 = 1,128,946.76/x
  3. Step 3: Cross multiply
    1,672,076.06x = 2,308,169.58 × 1,128,946.76
  4. Step 4: Simplify right side
    1,672,076.06x = 2,605,800,568,871.56
  5. Step 5: Solve for x
    x = 2,605,800,568,871.56/1,672,076.06
  6. Step 6: Final answer
    x = 1,558,422.27

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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.