Home / 1,100,674.18-1,516,873.62-858,573.28

Finding the Fourth Proportional to 1,100,674.18, 1,516,873.62 and 858,573.28

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Solution

The fourth proportional to 1,100,674.18, 1,516,873.62 and 858,573.28 is: 1,183,226.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,674.18 : 1,516,873.62 = 858,573.28 : x
  2. Step 2: Convert to fraction form
    1,100,674.18/1,516,873.62 = 858,573.28/x
  3. Step 3: Cross multiply
    1,100,674.18x = 1,516,873.62 × 858,573.28
  4. Step 4: Simplify right side
    1,100,674.18x = 1,302,347,159,268.87
  5. Step 5: Solve for x
    x = 1,302,347,159,268.87/1,100,674.18
  6. Step 6: Final answer
    x = 1,183,226.77

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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.