Home / 1,296,996.33-1,945,565.31-538,914.45

Finding the Fourth Proportional to 1,296,996.33, 1,945,565.31 and 538,914.45

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Solution

The fourth proportional to 1,296,996.33, 1,945,565.31 and 538,914.45 is: 808,401.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,996.33 : 1,945,565.31 = 538,914.45 : x
  2. Step 2: Convert to fraction form
    1,296,996.33/1,945,565.31 = 538,914.45/x
  3. Step 3: Cross multiply
    1,296,996.33x = 1,945,565.31 × 538,914.45
  4. Step 4: Simplify right side
    1,296,996.33x = 1,048,493,258,977.73
  5. Step 5: Solve for x
    x = 1,048,493,258,977.73/1,296,996.33
  6. Step 6: Final answer
    x = 808,401.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.