Home / 3,887,774.54-5,365,131.15-2,168,895.06

Finding the Fourth Proportional to 3,887,774.54, 5,365,131.15 and 2,168,895.06

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Solution

The fourth proportional to 3,887,774.54, 5,365,131.15 and 2,168,895.06 is: 2,993,076.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,887,774.54 : 5,365,131.15 = 2,168,895.06 : x
  2. Step 2: Convert to fraction form
    3,887,774.54/5,365,131.15 = 2,168,895.06/x
  3. Step 3: Cross multiply
    3,887,774.54x = 5,365,131.15 × 2,168,895.06
  4. Step 4: Simplify right side
    3,887,774.54x = 11,636,406,447,487.12
  5. Step 5: Solve for x
    x = 11,636,406,447,487.12/3,887,774.54
  6. Step 6: Final answer
    x = 2,993,076.46

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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.