Home / 1,426,354.82-1,968,586.44-910,331.36

Finding the Fourth Proportional to 1,426,354.82, 1,968,586.44 and 910,331.36

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Solution

The fourth proportional to 1,426,354.82, 1,968,586.44 and 910,331.36 is: 1,256,395.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,354.82 : 1,968,586.44 = 910,331.36 : x
  2. Step 2: Convert to fraction form
    1,426,354.82/1,968,586.44 = 910,331.36/x
  3. Step 3: Cross multiply
    1,426,354.82x = 1,968,586.44 × 910,331.36
  4. Step 4: Simplify right side
    1,426,354.82x = 1,792,065,971,202.76
  5. Step 5: Solve for x
    x = 1,792,065,971,202.76/1,426,354.82
  6. Step 6: Final answer
    x = 1,256,395.64

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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.