Home / 1,293,886.77-1,785,571.06-750,345.28

Finding the Fourth Proportional to 1,293,886.77, 1,785,571.06 and 750,345.28

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Solution

The fourth proportional to 1,293,886.77, 1,785,571.06 and 750,345.28 is: 1,035,480.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,886.77 : 1,785,571.06 = 750,345.28 : x
  2. Step 2: Convert to fraction form
    1,293,886.77/1,785,571.06 = 750,345.28/x
  3. Step 3: Cross multiply
    1,293,886.77x = 1,785,571.06 × 750,345.28
  4. Step 4: Simplify right side
    1,293,886.77x = 1,339,794,816,975.60
  5. Step 5: Solve for x
    x = 1,339,794,816,975.60/1,293,886.77
  6. Step 6: Final answer
    x = 1,035,480.73

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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.