Home / 1,301,699.91-1,953,809.27-628,255.29

Finding the Fourth Proportional to 1,301,699.91, 1,953,809.27 and 628,255.29

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Solution

The fourth proportional to 1,301,699.91, 1,953,809.27 and 628,255.29 is: 942,990.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,699.91 : 1,953,809.27 = 628,255.29 : x
  2. Step 2: Convert to fraction form
    1,301,699.91/1,953,809.27 = 628,255.29/x
  3. Step 3: Cross multiply
    1,301,699.91x = 1,953,809.27 × 628,255.29
  4. Step 4: Simplify right side
    1,301,699.91x = 1,227,491,009,528.54
  5. Step 5: Solve for x
    x = 1,227,491,009,528.54/1,301,699.91
  6. Step 6: Final answer
    x = 942,990.78

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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.