Home / 1,069,098.23-1,474,796.31-661,069.64

Finding the Fourth Proportional to 1,069,098.23, 1,474,796.31 and 661,069.64

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Solution

The fourth proportional to 1,069,098.23, 1,474,796.31 and 661,069.64 is: 911,930.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,098.23 : 1,474,796.31 = 661,069.64 : x
  2. Step 2: Convert to fraction form
    1,069,098.23/1,474,796.31 = 661,069.64/x
  3. Step 3: Cross multiply
    1,069,098.23x = 1,474,796.31 × 661,069.64
  4. Step 4: Simplify right side
    1,069,098.23x = 974,943,065,725.03
  5. Step 5: Solve for x
    x = 974,943,065,725.03/1,069,098.23
  6. Step 6: Final answer
    x = 911,930.30

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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.