Home / 2,819,311.36-3,890,651.80-1,530,151.42

Finding the Fourth Proportional to 2,819,311.36, 3,890,651.80 and 1,530,151.42

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Solution

The fourth proportional to 2,819,311.36, 3,890,651.80 and 1,530,151.42 is: 2,111,610.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,819,311.36 : 3,890,651.80 = 1,530,151.42 : x
  2. Step 2: Convert to fraction form
    2,819,311.36/3,890,651.80 = 1,530,151.42/x
  3. Step 3: Cross multiply
    2,819,311.36x = 3,890,651.80 × 1,530,151.42
  4. Step 4: Simplify right side
    2,819,311.36x = 5,953,286,376,495.56
  5. Step 5: Solve for x
    x = 5,953,286,376,495.56/2,819,311.36
  6. Step 6: Final answer
    x = 2,111,610.11

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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.