Home / 1,410,588.28-1,947,940.36-982,040.20

Finding the Fourth Proportional to 1,410,588.28, 1,947,940.36 and 982,040.20

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Solution

The fourth proportional to 1,410,588.28, 1,947,940.36 and 982,040.20 is: 1,356,140.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410,588.28 : 1,947,940.36 = 982,040.20 : x
  2. Step 2: Convert to fraction form
    1,410,588.28/1,947,940.36 = 982,040.20/x
  3. Step 3: Cross multiply
    1,410,588.28x = 1,947,940.36 × 982,040.20
  4. Step 4: Simplify right side
    1,410,588.28x = 1,912,955,740,722.47
  5. Step 5: Solve for x
    x = 1,912,955,740,722.47/1,410,588.28
  6. Step 6: Final answer
    x = 1,356,140.39

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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.