Home / 1,892,207.58-2,611,286.55-1,076,384.22

Finding the Fourth Proportional to 1,892,207.58, 2,611,286.55 and 1,076,384.22

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Solution

The fourth proportional to 1,892,207.58, 2,611,286.55 and 1,076,384.22 is: 1,485,433.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,892,207.58 : 2,611,286.55 = 1,076,384.22 : x
  2. Step 2: Convert to fraction form
    1,892,207.58/2,611,286.55 = 1,076,384.22/x
  3. Step 3: Cross multiply
    1,892,207.58x = 2,611,286.55 × 1,076,384.22
  4. Step 4: Simplify right side
    1,892,207.58x = 2,810,747,636,318.24
  5. Step 5: Solve for x
    x = 2,810,747,636,318.24/1,892,207.58
  6. Step 6: Final answer
    x = 1,485,433.03

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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.