Home / 1,233,834-1,702,679.10-689,963.52

Finding the Fourth Proportional to 1,233,834, 1,702,679.10 and 689,963.52

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Solution

The fourth proportional to 1,233,834, 1,702,679.10 and 689,963.52 is: 952,143.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,233,834 : 1,702,679.10 = 689,963.52 : x
  2. Step 2: Convert to fraction form
    1,233,834/1,702,679.10 = 689,963.52/x
  3. Step 3: Cross multiply
    1,233,834x = 1,702,679.10 × 689,963.52
  4. Step 4: Simplify right side
    1,233,834x = 1,174,786,465,266.43
  5. Step 5: Solve for x
    x = 1,174,786,465,266.43/1,233,834
  6. Step 6: Final answer
    x = 952,143.05

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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.