Home / 1,361,562.72-1,878,955.92-758,093.28

Finding the Fourth Proportional to 1,361,562.72, 1,878,955.92 and 758,093.28

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Solution

The fourth proportional to 1,361,562.72, 1,878,955.92 and 758,093.28 is: 1,046,168.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,562.72 : 1,878,955.92 = 758,093.28 : x
  2. Step 2: Convert to fraction form
    1,361,562.72/1,878,955.92 = 758,093.28/x
  3. Step 3: Cross multiply
    1,361,562.72x = 1,878,955.92 × 758,093.28
  4. Step 4: Simplify right side
    1,361,562.72x = 1,424,423,856,368.22
  5. Step 5: Solve for x
    x = 1,424,423,856,368.22/1,361,562.72
  6. Step 6: Final answer
    x = 1,046,168.37

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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.