Home / 1,426,405.88-1,968,656.94-910,382.52

Finding the Fourth Proportional to 1,426,405.88, 1,968,656.94 and 910,382.52

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Solution

The fourth proportional to 1,426,405.88, 1,968,656.94 and 910,382.52 is: 1,256,466.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,405.88 : 1,968,656.94 = 910,382.52 : x
  2. Step 2: Convert to fraction form
    1,426,405.88/1,968,656.94 = 910,382.52/x
  3. Step 3: Cross multiply
    1,426,405.88x = 1,968,656.94 × 910,382.52
  4. Step 4: Simplify right side
    1,426,405.88x = 1,792,230,866,052.69
  5. Step 5: Solve for x
    x = 1,792,230,866,052.69/1,426,405.88
  6. Step 6: Final answer
    x = 1,256,466.26

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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.