Home / 1,106,575.20-1,657,201.82-631,821.60

Finding the Fourth Proportional to 1,106,575.20, 1,657,201.82 and 631,821.60

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Solution

The fourth proportional to 1,106,575.20, 1,657,201.82 and 631,821.60 is: 946,213.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,575.20 : 1,657,201.82 = 631,821.60 : x
  2. Step 2: Convert to fraction form
    1,106,575.20/1,657,201.82 = 631,821.60/x
  3. Step 3: Cross multiply
    1,106,575.20x = 1,657,201.82 × 631,821.60
  4. Step 4: Simplify right side
    1,106,575.20x = 1,047,055,905,435.31
  5. Step 5: Solve for x
    x = 1,047,055,905,435.31/1,106,575.20
  6. Step 6: Final answer
    x = 946,213.06

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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.