Home / 1,123,452.37-1,551,176.09-694,320.85

Finding the Fourth Proportional to 1,123,452.37, 1,551,176.09 and 694,320.85

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Solution

The fourth proportional to 1,123,452.37, 1,551,176.09 and 694,320.85 is: 958,664.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,452.37 : 1,551,176.09 = 694,320.85 : x
  2. Step 2: Convert to fraction form
    1,123,452.37/1,551,176.09 = 694,320.85/x
  3. Step 3: Cross multiply
    1,123,452.37x = 1,551,176.09 × 694,320.85
  4. Step 4: Simplify right side
    1,123,452.37x = 1,077,013,901,308.48
  5. Step 5: Solve for x
    x = 1,077,013,901,308.48/1,123,452.37
  6. Step 6: Final answer
    x = 958,664.50

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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.