Home / 3,519,189.18-4,856,583.42-1,991,263.50

Finding the Fourth Proportional to 3,519,189.18, 4,856,583.42 and 1,991,263.50

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Solution

The fourth proportional to 3,519,189.18, 4,856,583.42 and 1,991,263.50 is: 2,748,001.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,519,189.18 : 4,856,583.42 = 1,991,263.50 : x
  2. Step 2: Convert to fraction form
    3,519,189.18/4,856,583.42 = 1,991,263.50/x
  3. Step 3: Cross multiply
    3,519,189.18x = 4,856,583.42 × 1,991,263.50
  4. Step 4: Simplify right side
    3,519,189.18x = 9,670,737,298,951.17
  5. Step 5: Solve for x
    x = 9,670,737,298,951.17/3,519,189.18
  6. Step 6: Final answer
    x = 2,748,001.54

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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.