Home / 1,106,576.20-1,657,203.32-631,822.60

Finding the Fourth Proportional to 1,106,576.20, 1,657,203.32 and 631,822.60

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Solution

The fourth proportional to 1,106,576.20, 1,657,203.32 and 631,822.60 is: 946,214.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,576.20 : 1,657,203.32 = 631,822.60 : x
  2. Step 2: Convert to fraction form
    1,106,576.20/1,657,203.32 = 631,822.60/x
  3. Step 3: Cross multiply
    1,106,576.20x = 1,657,203.32 × 631,822.60
  4. Step 4: Simplify right side
    1,106,576.20x = 1,047,058,510,371.03
  5. Step 5: Solve for x
    x = 1,047,058,510,371.03/1,106,576.20
  6. Step 6: Final answer
    x = 946,214.56

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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.