Home / 1,369,981.48-1,890,555.75-758,096.97

Finding the Fourth Proportional to 1,369,981.48, 1,890,555.75 and 758,096.97

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Solution

The fourth proportional to 1,369,981.48, 1,890,555.75 and 758,096.97 is: 1,046,163.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,369,981.48 : 1,890,555.75 = 758,096.97 : x
  2. Step 2: Convert to fraction form
    1,369,981.48/1,890,555.75 = 758,096.97/x
  3. Step 3: Cross multiply
    1,369,981.48x = 1,890,555.75 × 758,096.97
  4. Step 4: Simplify right side
    1,369,981.48x = 1,433,224,585,691.08
  5. Step 5: Solve for x
    x = 1,433,224,585,691.08/1,369,981.48
  6. Step 6: Final answer
    x = 1,046,163.47

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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.