Home / 1,301,565-1,953,610.05-628,120.26

Finding the Fourth Proportional to 1,301,565, 1,953,610.05 and 628,120.26

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Solution

The fourth proportional to 1,301,565, 1,953,610.05 and 628,120.26 is: 942,789.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,565 : 1,953,610.05 = 628,120.26 : x
  2. Step 2: Convert to fraction form
    1,301,565/1,953,610.05 = 628,120.26/x
  3. Step 3: Cross multiply
    1,301,565x = 1,953,610.05 × 628,120.26
  4. Step 4: Simplify right side
    1,301,565x = 1,227,102,052,544.61
  5. Step 5: Solve for x
    x = 1,227,102,052,544.61/1,301,565
  6. Step 6: Final answer
    x = 942,789.68

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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.