Home / 1,851,187.20-2,554,598.40-1,003,315.20

Finding the Fourth Proportional to 1,851,187.20, 2,554,598.40 and 1,003,315.20

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Solution

The fourth proportional to 1,851,187.20, 2,554,598.40 and 1,003,315.20 is: 1,384,553.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,851,187.20 : 2,554,598.40 = 1,003,315.20 : x
  2. Step 2: Convert to fraction form
    1,851,187.20/2,554,598.40 = 1,003,315.20/x
  3. Step 3: Cross multiply
    1,851,187.20x = 2,554,598.40 × 1,003,315.20
  4. Step 4: Simplify right side
    1,851,187.20x = 2,563,067,404,615.68
  5. Step 5: Solve for x
    x = 2,563,067,404,615.68/1,851,187.20
  6. Step 6: Final answer
    x = 1,384,553.33

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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.