Home / 1,338,321.04-1,846,644.80-757,541.28

Finding the Fourth Proportional to 1,338,321.04, 1,846,644.80 and 757,541.28

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Solution

The fourth proportional to 1,338,321.04, 1,846,644.80 and 757,541.28 is: 1,045,272.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,321.04 : 1,846,644.80 = 757,541.28 : x
  2. Step 2: Convert to fraction form
    1,338,321.04/1,846,644.80 = 757,541.28/x
  3. Step 3: Cross multiply
    1,338,321.04x = 1,846,644.80 × 757,541.28
  4. Step 4: Simplify right side
    1,338,321.04x = 1,398,909,665,497.34
  5. Step 5: Solve for x
    x = 1,398,909,665,497.34/1,338,321.04
  6. Step 6: Final answer
    x = 1,045,272.12

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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.