Home / 1,445,722.02-1,995,147.86-872,650.26

Finding the Fourth Proportional to 1,445,722.02, 1,995,147.86 and 872,650.26

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Solution

The fourth proportional to 1,445,722.02, 1,995,147.86 and 872,650.26 is: 1,204,288.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,445,722.02 : 1,995,147.86 = 872,650.26 : x
  2. Step 2: Convert to fraction form
    1,445,722.02/1,995,147.86 = 872,650.26/x
  3. Step 3: Cross multiply
    1,445,722.02x = 1,995,147.86 × 872,650.26
  4. Step 4: Simplify right side
    1,445,722.02x = 1,741,066,294,404.19
  5. Step 5: Solve for x
    x = 1,741,066,294,404.19/1,445,722.02
  6. Step 6: Final answer
    x = 1,204,288.42

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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.