Home / 1,057,123.10-1,458,107.33-674,977.66

Finding the Fourth Proportional to 1,057,123.10, 1,458,107.33 and 674,977.66

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Solution

The fourth proportional to 1,057,123.10, 1,458,107.33 and 674,977.66 is: 931,007.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,123.10 : 1,458,107.33 = 674,977.66 : x
  2. Step 2: Convert to fraction form
    1,057,123.10/1,458,107.33 = 674,977.66/x
  3. Step 3: Cross multiply
    1,057,123.10x = 1,458,107.33 × 674,977.66
  4. Step 4: Simplify right side
    1,057,123.10x = 984,189,866,612.09
  5. Step 5: Solve for x
    x = 984,189,866,612.09/1,057,123.10
  6. Step 6: Final answer
    x = 931,007.81

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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.