Home / 1,475,314.44-2,035,996.52-821,939.88

Finding the Fourth Proportional to 1,475,314.44, 2,035,996.52 and 821,939.88

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Solution

The fourth proportional to 1,475,314.44, 2,035,996.52 and 821,939.88 is: 1,134,311.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,475,314.44 : 2,035,996.52 = 821,939.88 : x
  2. Step 2: Convert to fraction form
    1,475,314.44/2,035,996.52 = 821,939.88/x
  3. Step 3: Cross multiply
    1,475,314.44x = 2,035,996.52 × 821,939.88
  4. Step 4: Simplify right side
    1,475,314.44x = 1,673,466,735,329.22
  5. Step 5: Solve for x
    x = 1,673,466,735,329.22/1,475,314.44
  6. Step 6: Final answer
    x = 1,134,311.91

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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.