Home / 1,628,007.75-2,246,650.70-902,966.49

Finding the Fourth Proportional to 1,628,007.75, 2,246,650.70 and 902,966.49

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Solution

The fourth proportional to 1,628,007.75, 2,246,650.70 and 902,966.49 is: 1,246,093.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,007.75 : 2,246,650.70 = 902,966.49 : x
  2. Step 2: Convert to fraction form
    1,628,007.75/2,246,650.70 = 902,966.49/x
  3. Step 3: Cross multiply
    1,628,007.75x = 2,246,650.70 × 902,966.49
  4. Step 4: Simplify right side
    1,628,007.75x = 2,028,650,292,320.21
  5. Step 5: Solve for x
    x = 2,028,650,292,320.21/1,628,007.75
  6. Step 6: Final answer
    x = 1,246,093.76

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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.