Home / 1,120,922.31-1,546,906.92-637,557.03

Finding the Fourth Proportional to 1,120,922.31, 1,546,906.92 and 637,557.03

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Solution

The fourth proportional to 1,120,922.31, 1,546,906.92 and 637,557.03 is: 879,848.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,922.31 : 1,546,906.92 = 637,557.03 : x
  2. Step 2: Convert to fraction form
    1,120,922.31/1,546,906.92 = 637,557.03/x
  3. Step 3: Cross multiply
    1,120,922.31x = 1,546,906.92 × 637,557.03
  4. Step 4: Simplify right side
    1,120,922.31x = 986,241,381,601.65
  5. Step 5: Solve for x
    x = 986,241,381,601.65/1,120,922.31
  6. Step 6: Final answer
    x = 879,848.12

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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.