Home / 1,245,509.66-1,718,795.39-701,820.54

Finding the Fourth Proportional to 1,245,509.66, 1,718,795.39 and 701,820.54

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Solution

The fourth proportional to 1,245,509.66, 1,718,795.39 and 701,820.54 is: 968,507.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,245,509.66 : 1,718,795.39 = 701,820.54 : x
  2. Step 2: Convert to fraction form
    1,245,509.66/1,718,795.39 = 701,820.54/x
  3. Step 3: Cross multiply
    1,245,509.66x = 1,718,795.39 × 701,820.54
  4. Step 4: Simplify right side
    1,245,509.66x = 1,206,285,905,250.21
  5. Step 5: Solve for x
    x = 1,206,285,905,250.21/1,245,509.66
  6. Step 6: Final answer
    x = 968,507.87

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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.