Home / 1,258,793.44-1,888,203.40-1,007,670.31

Finding the Fourth Proportional to 1,258,793.44, 1,888,203.40 and 1,007,670.31

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Solution

The fourth proportional to 1,258,793.44, 1,888,203.40 and 1,007,670.31 is: 1,511,516.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,258,793.44 : 1,888,203.40 = 1,007,670.31 : x
  2. Step 2: Convert to fraction form
    1,258,793.44/1,888,203.40 = 1,007,670.31/x
  3. Step 3: Cross multiply
    1,258,793.44x = 1,888,203.40 × 1,007,670.31
  4. Step 4: Simplify right side
    1,258,793.44x = 1,902,686,505,421.05
  5. Step 5: Solve for x
    x = 1,902,686,505,421.05/1,258,793.44
  6. Step 6: Final answer
    x = 1,511,516.06

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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.