Home / 1,644,971.38-2,467,499.44-780,204.24

Finding the Fourth Proportional to 1,644,971.38, 2,467,499.44 and 780,204.24

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Solution

The fourth proportional to 1,644,971.38, 2,467,499.44 and 780,204.24 is: 1,170,326.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,644,971.38 : 2,467,499.44 = 780,204.24 : x
  2. Step 2: Convert to fraction form
    1,644,971.38/2,467,499.44 = 780,204.24/x
  3. Step 3: Cross multiply
    1,644,971.38x = 2,467,499.44 × 780,204.24
  4. Step 4: Simplify right side
    1,644,971.38x = 1,925,153,525,285.63
  5. Step 5: Solve for x
    x = 1,925,153,525,285.63/1,644,971.38
  6. Step 6: Final answer
    x = 1,170,326.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.