Home / 1,120,604.92-1,546,507.94-637,215.08

Finding the Fourth Proportional to 1,120,604.92, 1,546,507.94 and 637,215.08

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Solution

The fourth proportional to 1,120,604.92, 1,546,507.94 and 637,215.08 is: 879,398.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,604.92 : 1,546,507.94 = 637,215.08 : x
  2. Step 2: Convert to fraction form
    1,120,604.92/1,546,507.94 = 637,215.08/x
  3. Step 3: Cross multiply
    1,120,604.92x = 1,546,507.94 × 637,215.08
  4. Step 4: Simplify right side
    1,120,604.92x = 985,458,180,707.74
  5. Step 5: Solve for x
    x = 985,458,180,707.74/1,120,604.92
  6. Step 6: Final answer
    x = 879,398.41

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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.