Home / 1,405,042.14-1,939,244.31-952,478.94

Finding the Fourth Proportional to 1,405,042.14, 1,939,244.31 and 952,478.94

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Solution

The fourth proportional to 1,405,042.14, 1,939,244.31 and 952,478.94 is: 1,314,614.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,405,042.14 : 1,939,244.31 = 952,478.94 : x
  2. Step 2: Convert to fraction form
    1,405,042.14/1,939,244.31 = 952,478.94/x
  3. Step 3: Cross multiply
    1,405,042.14x = 1,939,244.31 × 952,478.94
  4. Step 4: Simplify right side
    1,405,042.14x = 1,847,089,364,789.83
  5. Step 5: Solve for x
    x = 1,847,089,364,789.83/1,405,042.14
  6. Step 6: Final answer
    x = 1,314,614.92

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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.