Home / 1,333,755.75-1,840,583.04-730,143.75

Finding the Fourth Proportional to 1,333,755.75, 1,840,583.04 and 730,143.75

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Solution

The fourth proportional to 1,333,755.75, 1,840,583.04 and 730,143.75 is: 1,007,598.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,755.75 : 1,840,583.04 = 730,143.75 : x
  2. Step 2: Convert to fraction form
    1,333,755.75/1,840,583.04 = 730,143.75/x
  3. Step 3: Cross multiply
    1,333,755.75x = 1,840,583.04 × 730,143.75
  4. Step 4: Simplify right side
    1,333,755.75x = 1,343,890,203,012
  5. Step 5: Solve for x
    x = 1,343,890,203,012/1,333,755.75
  6. Step 6: Final answer
    x = 1,007,598.43

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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.