Home / 1,369,940.33-1,890,489.35-758,092.70

Finding the Fourth Proportional to 1,369,940.33, 1,890,489.35 and 758,092.70

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Solution

The fourth proportional to 1,369,940.33, 1,890,489.35 and 758,092.70 is: 1,046,152.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,369,940.33 : 1,890,489.35 = 758,092.70 : x
  2. Step 2: Convert to fraction form
    1,369,940.33/1,890,489.35 = 758,092.70/x
  3. Step 3: Cross multiply
    1,369,940.33x = 1,890,489.35 × 758,092.70
  4. Step 4: Simplify right side
    1,369,940.33x = 1,433,166,162,419.83
  5. Step 5: Solve for x
    x = 1,433,166,162,419.83/1,369,940.33
  6. Step 6: Final answer
    x = 1,046,152.26

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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.