Home / 3,638,274.84-5,457,990.60-1,209,514.32

Finding the Fourth Proportional to 3,638,274.84, 5,457,990.60 and 1,209,514.32

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Solution

The fourth proportional to 3,638,274.84, 5,457,990.60 and 1,209,514.32 is: 1,814,463.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,638,274.84 : 5,457,990.60 = 1,209,514.32 : x
  2. Step 2: Convert to fraction form
    3,638,274.84/5,457,990.60 = 1,209,514.32/x
  3. Step 3: Cross multiply
    3,638,274.84x = 5,457,990.60 × 1,209,514.32
  4. Step 4: Simplify right side
    3,638,274.84x = 6,601,517,789,125.39
  5. Step 5: Solve for x
    x = 6,601,517,789,125.39/3,638,274.84
  6. Step 6: Final answer
    x = 1,814,463.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.