Home / 1,438,571.08-1,985,086.74-793,949.64

Finding the Fourth Proportional to 1,438,571.08, 1,985,086.74 and 793,949.64

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Solution

The fourth proportional to 1,438,571.08, 1,985,086.74 and 793,949.64 is: 1,095,572.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,438,571.08 : 1,985,086.74 = 793,949.64 : x
  2. Step 2: Convert to fraction form
    1,438,571.08/1,985,086.74 = 793,949.64/x
  3. Step 3: Cross multiply
    1,438,571.08x = 1,985,086.74 × 793,949.64
  4. Step 4: Simplify right side
    1,438,571.08x = 1,576,058,902,591.77
  5. Step 5: Solve for x
    x = 1,576,058,902,591.77/1,438,571.08
  6. Step 6: Final answer
    x = 1,095,572.49

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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.