Home / 1,611,222.32-2,223,314.52-932,031.92

Finding the Fourth Proportional to 1,611,222.32, 2,223,314.52 and 932,031.92

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Solution

The fourth proportional to 1,611,222.32, 2,223,314.52 and 932,031.92 is: 1,286,104.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,611,222.32 : 2,223,314.52 = 932,031.92 : x
  2. Step 2: Convert to fraction form
    1,611,222.32/2,223,314.52 = 932,031.92/x
  3. Step 3: Cross multiply
    1,611,222.32x = 2,223,314.52 × 932,031.92
  4. Step 4: Simplify right side
    1,611,222.32x = 2,072,200,100,839.48
  5. Step 5: Solve for x
    x = 2,072,200,100,839.48/1,611,222.32
  6. Step 6: Final answer
    x = 1,286,104.39

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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.