Home / 3,072,649.34-4,242,253.43-2,749,804.40

Finding the Fourth Proportional to 3,072,649.34, 4,242,253.43 and 2,749,804.40

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Solution

The fourth proportional to 3,072,649.34, 4,242,253.43 and 2,749,804.40 is: 3,796,517.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,072,649.34 : 4,242,253.43 = 2,749,804.40 : x
  2. Step 2: Convert to fraction form
    3,072,649.34/4,242,253.43 = 2,749,804.40/x
  3. Step 3: Cross multiply
    3,072,649.34x = 4,242,253.43 × 2,749,804.40
  4. Step 4: Simplify right side
    3,072,649.34x = 11,665,367,147,729.09
  5. Step 5: Solve for x
    x = 11,665,367,147,729.09/3,072,649.34
  6. Step 6: Final answer
    x = 3,796,517.55

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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.