Home / 1,419,549.30-1,959,007.68-774,996.66

Finding the Fourth Proportional to 1,419,549.30, 1,959,007.68 and 774,996.66

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Solution

The fourth proportional to 1,419,549.30, 1,959,007.68 and 774,996.66 is: 1,069,511.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,419,549.30 : 1,959,007.68 = 774,996.66 : x
  2. Step 2: Convert to fraction form
    1,419,549.30/1,959,007.68 = 774,996.66/x
  3. Step 3: Cross multiply
    1,419,549.30x = 1,959,007.68 × 774,996.66
  4. Step 4: Simplify right side
    1,419,549.30x = 1,518,224,408,914.35
  5. Step 5: Solve for x
    x = 1,518,224,408,914.35/1,419,549.30
  6. Step 6: Final answer
    x = 1,069,511.58

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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.