Home / 2,702,649.63-3,729,656.87-1,478,955.45

Finding the Fourth Proportional to 2,702,649.63, 3,729,656.87 and 1,478,955.45

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Solution

The fourth proportional to 2,702,649.63, 3,729,656.87 and 1,478,955.45 is: 2,040,958.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,702,649.63 : 3,729,656.87 = 1,478,955.45 : x
  2. Step 2: Convert to fraction form
    2,702,649.63/3,729,656.87 = 1,478,955.45/x
  3. Step 3: Cross multiply
    2,702,649.63x = 3,729,656.87 × 1,478,955.45
  4. Step 4: Simplify right side
    2,702,649.63x = 5,515,996,366,653.96
  5. Step 5: Solve for x
    x = 5,515,996,366,653.96/2,702,649.63
  6. Step 6: Final answer
    x = 2,040,958.73

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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.