Home / 3,012,668.64-4,157,465.94-1,635,999.12

Finding the Fourth Proportional to 3,012,668.64, 4,157,465.94 and 1,635,999.12

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Solution

The fourth proportional to 3,012,668.64, 4,157,465.94 and 1,635,999.12 is: 2,257,669.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,012,668.64 : 4,157,465.94 = 1,635,999.12 : x
  2. Step 2: Convert to fraction form
    3,012,668.64/4,157,465.94 = 1,635,999.12/x
  3. Step 3: Cross multiply
    3,012,668.64x = 4,157,465.94 × 1,635,999.12
  4. Step 4: Simplify right side
    3,012,668.64x = 6,801,610,619,269.97
  5. Step 5: Solve for x
    x = 6,801,610,619,269.97/3,012,668.64
  6. Step 6: Final answer
    x = 2,257,669.67

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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.