Home / 4,536,187.40-6,801,918.72-2,139,388.49

Finding the Fourth Proportional to 4,536,187.40, 6,801,918.72 and 2,139,388.49

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Solution

The fourth proportional to 4,536,187.40, 6,801,918.72 and 2,139,388.49 is: 3,207,968.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,536,187.40 : 6,801,918.72 = 2,139,388.49 : x
  2. Step 2: Convert to fraction form
    4,536,187.40/6,801,918.72 = 2,139,388.49/x
  3. Step 3: Cross multiply
    4,536,187.40x = 6,801,918.72 × 2,139,388.49
  4. Step 4: Simplify right side
    4,536,187.40x = 14,551,946,585,473.94
  5. Step 5: Solve for x
    x = 14,551,946,585,473.94/4,536,187.40
  6. Step 6: Final answer
    x = 3,207,968.57

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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.