Home / 1,019,690.52-1,407,188.34-560,824.71

Finding the Fourth Proportional to 1,019,690.52, 1,407,188.34 and 560,824.71

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Solution

The fourth proportional to 1,019,690.52, 1,407,188.34 and 560,824.71 is: 773,946.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,690.52 : 1,407,188.34 = 560,824.71 : x
  2. Step 2: Convert to fraction form
    1,019,690.52/1,407,188.34 = 560,824.71/x
  3. Step 3: Cross multiply
    1,019,690.52x = 1,407,188.34 × 560,824.71
  4. Step 4: Simplify right side
    1,019,690.52x = 789,185,992,695.88
  5. Step 5: Solve for x
    x = 789,185,992,695.88/1,019,690.52
  6. Step 6: Final answer
    x = 773,946.58

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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.