Home / 1,393,641.02-2,089,049.76-944,407.28

Finding the Fourth Proportional to 1,393,641.02, 2,089,049.76 and 944,407.28

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Solution

The fourth proportional to 1,393,641.02, 2,089,049.76 and 944,407.28 is: 1,415,654.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,393,641.02 : 2,089,049.76 = 944,407.28 : x
  2. Step 2: Convert to fraction form
    1,393,641.02/2,089,049.76 = 944,407.28/x
  3. Step 3: Cross multiply
    1,393,641.02x = 2,089,049.76 × 944,407.28
  4. Step 4: Simplify right side
    1,393,641.02x = 1,972,913,801,626.25
  5. Step 5: Solve for x
    x = 1,972,913,801,626.25/1,393,641.02
  6. Step 6: Final answer
    x = 1,415,654.23

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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.