Home / 1,909,467.40-2,634,420.04-1,082,452.24

Finding the Fourth Proportional to 1,909,467.40, 2,634,420.04 and 1,082,452.24

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Solution

The fourth proportional to 1,909,467.40, 2,634,420.04 and 1,082,452.24 is: 1,493,418.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909,467.40 : 2,634,420.04 = 1,082,452.24 : x
  2. Step 2: Convert to fraction form
    1,909,467.40/2,634,420.04 = 1,082,452.24/x
  3. Step 3: Cross multiply
    1,909,467.40x = 2,634,420.04 × 1,082,452.24
  4. Step 4: Simplify right side
    1,909,467.40x = 2,851,633,873,398.89
  5. Step 5: Solve for x
    x = 2,851,633,873,398.89/1,909,467.40
  6. Step 6: Final answer
    x = 1,493,418.46

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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.