Home / 1,331,288.24-1,836,963.24-758,339.60

Finding the Fourth Proportional to 1,331,288.24, 1,836,963.24 and 758,339.60

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Solution

The fourth proportional to 1,331,288.24, 1,836,963.24 and 758,339.60 is: 1,046,386.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,288.24 : 1,836,963.24 = 758,339.60 : x
  2. Step 2: Convert to fraction form
    1,331,288.24/1,836,963.24 = 758,339.60/x
  3. Step 3: Cross multiply
    1,331,288.24x = 1,836,963.24 × 758,339.60
  4. Step 4: Simplify right side
    1,331,288.24x = 1,393,041,968,636.30
  5. Step 5: Solve for x
    x = 1,393,041,968,636.30/1,331,288.24
  6. Step 6: Final answer
    x = 1,046,386.44

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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.