Home / 1,251,210.31-1,726,657.22-699,918.86

Finding the Fourth Proportional to 1,251,210.31, 1,726,657.22 and 699,918.86

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Solution

The fourth proportional to 1,251,210.31, 1,726,657.22 and 699,918.86 is: 965,880.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,210.31 : 1,726,657.22 = 699,918.86 : x
  2. Step 2: Convert to fraction form
    1,251,210.31/1,726,657.22 = 699,918.86/x
  3. Step 3: Cross multiply
    1,251,210.31x = 1,726,657.22 × 699,918.86
  4. Step 4: Simplify right side
    1,251,210.31x = 1,208,519,959,099.61
  5. Step 5: Solve for x
    x = 1,208,519,959,099.61/1,251,210.31
  6. Step 6: Final answer
    x = 965,880.76

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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.