Home / 4,753,743.40-7,129,059.90-1,761,538.60

Finding the Fourth Proportional to 4,753,743.40, 7,129,059.90 and 1,761,538.60

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Solution

The fourth proportional to 4,753,743.40, 7,129,059.90 and 1,761,538.60 is: 2,641,731.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,753,743.40 : 7,129,059.90 = 1,761,538.60 : x
  2. Step 2: Convert to fraction form
    4,753,743.40/7,129,059.90 = 1,761,538.60/x
  3. Step 3: Cross multiply
    4,753,743.40x = 7,129,059.90 × 1,761,538.60
  4. Step 4: Simplify right side
    4,753,743.40x = 12,558,114,195,562.14
  5. Step 5: Solve for x
    x = 12,558,114,195,562.14/4,753,743.40
  6. Step 6: Final answer
    x = 2,641,731.61

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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.