Home / 1,369,972.17-1,890,515.16-758,150.82

Finding the Fourth Proportional to 1,369,972.17, 1,890,515.16 and 758,150.82

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Solution

The fourth proportional to 1,369,972.17, 1,890,515.16 and 758,150.82 is: 1,046,222.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,369,972.17 : 1,890,515.16 = 758,150.82 : x
  2. Step 2: Convert to fraction form
    1,369,972.17/1,890,515.16 = 758,150.82/x
  3. Step 3: Cross multiply
    1,369,972.17x = 1,890,515.16 × 758,150.82
  4. Step 4: Simplify right side
    1,369,972.17x = 1,433,295,618,776.43
  5. Step 5: Solve for x
    x = 1,433,295,618,776.43/1,369,972.17
  6. Step 6: Final answer
    x = 1,046,222.43

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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.