Home / 3,237,636.72-4,468,541.40-1,861,785.84

Finding the Fourth Proportional to 3,237,636.72, 4,468,541.40 and 1,861,785.84

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Solution

The fourth proportional to 3,237,636.72, 4,468,541.40 and 1,861,785.84 is: 2,569,611.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,237,636.72 : 4,468,541.40 = 1,861,785.84 : x
  2. Step 2: Convert to fraction form
    3,237,636.72/4,468,541.40 = 1,861,785.84/x
  3. Step 3: Cross multiply
    3,237,636.72x = 4,468,541.40 × 1,861,785.84
  4. Step 4: Simplify right side
    3,237,636.72x = 8,319,467,103,973.78
  5. Step 5: Solve for x
    x = 8,319,467,103,973.78/3,237,636.72
  6. Step 6: Final answer
    x = 2,569,611.05

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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.