Home / 1,815,630.76-2,505,190.66-1,051,638.76

Finding the Fourth Proportional to 1,815,630.76, 2,505,190.66 and 1,051,638.76

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Solution

The fourth proportional to 1,815,630.76, 2,505,190.66 and 1,051,638.76 is: 1,451,041.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,815,630.76 : 2,505,190.66 = 1,051,638.76 : x
  2. Step 2: Convert to fraction form
    1,815,630.76/2,505,190.66 = 1,051,638.76/x
  3. Step 3: Cross multiply
    1,815,630.76x = 2,505,190.66 × 1,051,638.76
  4. Step 4: Simplify right side
    1,815,630.76x = 2,634,555,599,245.98
  5. Step 5: Solve for x
    x = 2,634,555,599,245.98/1,815,630.76
  6. Step 6: Final answer
    x = 1,451,041.51

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Double scale
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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.