Home / 1,860,860.73-2,568,049.74-1,045,208.28

Finding the Fourth Proportional to 1,860,860.73, 2,568,049.74 and 1,045,208.28

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Solution

The fourth proportional to 1,860,860.73, 2,568,049.74 and 1,045,208.28 is: 1,442,422.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,860,860.73 : 2,568,049.74 = 1,045,208.28 : x
  2. Step 2: Convert to fraction form
    1,860,860.73/2,568,049.74 = 1,045,208.28/x
  3. Step 3: Cross multiply
    1,860,860.73x = 2,568,049.74 × 1,045,208.28
  4. Step 4: Simplify right side
    1,860,860.73x = 2,684,146,851,699.85
  5. Step 5: Solve for x
    x = 2,684,146,851,699.85/1,860,860.73
  6. Step 6: Final answer
    x = 1,442,422.21

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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.