Home / 4,118,653.56-5,680,371.74-2,898,996.60

Finding the Fourth Proportional to 4,118,653.56, 5,680,371.74 and 2,898,996.60

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Solution

The fourth proportional to 4,118,653.56, 5,680,371.74 and 2,898,996.60 is: 3,998,243.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,118,653.56 : 5,680,371.74 = 2,898,996.60 : x
  2. Step 2: Convert to fraction form
    4,118,653.56/5,680,371.74 = 2,898,996.60/x
  3. Step 3: Cross multiply
    4,118,653.56x = 5,680,371.74 × 2,898,996.60
  4. Step 4: Simplify right side
    4,118,653.56x = 16,467,378,360,996.09
  5. Step 5: Solve for x
    x = 16,467,378,360,996.09/4,118,653.56
  6. Step 6: Final answer
    x = 3,998,243.14

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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.