Home / 1,100,364.43-1,516,748.34-867,411.51

Finding the Fourth Proportional to 1,100,364.43, 1,516,748.34 and 867,411.51

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Solution

The fourth proportional to 1,100,364.43, 1,516,748.34 and 867,411.51 is: 1,195,644.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,364.43 : 1,516,748.34 = 867,411.51 : x
  2. Step 2: Convert to fraction form
    1,100,364.43/1,516,748.34 = 867,411.51/x
  3. Step 3: Cross multiply
    1,100,364.43x = 1,516,748.34 × 867,411.51
  4. Step 4: Simplify right side
    1,100,364.43x = 1,315,644,960,305.65
  5. Step 5: Solve for x
    x = 1,315,644,960,305.65/1,100,364.43
  6. Step 6: Final answer
    x = 1,195,644.76

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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.