Home / 1,322,289.48-1,825,508.80-1,011,607.54

Finding the Fourth Proportional to 1,322,289.48, 1,825,508.80 and 1,011,607.54

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Solution

The fourth proportional to 1,322,289.48, 1,825,508.80 and 1,011,607.54 is: 1,396,591.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,322,289.48 : 1,825,508.80 = 1,011,607.54 : x
  2. Step 2: Convert to fraction form
    1,322,289.48/1,825,508.80 = 1,011,607.54/x
  3. Step 3: Cross multiply
    1,322,289.48x = 1,825,508.80 × 1,011,607.54
  4. Step 4: Simplify right side
    1,322,289.48x = 1,846,698,466,416.35
  5. Step 5: Solve for x
    x = 1,846,698,466,416.35/1,322,289.48
  6. Step 6: Final answer
    x = 1,396,591.66

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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.