Home / 1,259,079.86-1,887,245.31-619,823.54

Finding the Fourth Proportional to 1,259,079.86, 1,887,245.31 and 619,823.54

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Solution

The fourth proportional to 1,259,079.86, 1,887,245.31 and 619,823.54 is: 929,058.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,079.86 : 1,887,245.31 = 619,823.54 : x
  2. Step 2: Convert to fraction form
    1,259,079.86/1,887,245.31 = 619,823.54/x
  3. Step 3: Cross multiply
    1,259,079.86x = 1,887,245.31 × 619,823.54
  4. Step 4: Simplify right side
    1,259,079.86x = 1,169,759,068,892.60
  5. Step 5: Solve for x
    x = 1,169,759,068,892.60/1,259,079.86
  6. Step 6: Final answer
    x = 929,058.68

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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.