Home / 1,295,820.63-1,944,321.71-665,177.67

Finding the Fourth Proportional to 1,295,820.63, 1,944,321.71 and 665,177.67

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Solution

The fourth proportional to 1,295,820.63, 1,944,321.71 and 665,177.67 is: 998,069.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,820.63 : 1,944,321.71 = 665,177.67 : x
  2. Step 2: Convert to fraction form
    1,295,820.63/1,944,321.71 = 665,177.67/x
  3. Step 3: Cross multiply
    1,295,820.63x = 1,944,321.71 × 665,177.67
  4. Step 4: Simplify right side
    1,295,820.63x = 1,293,319,381,462.33
  5. Step 5: Solve for x
    x = 1,293,319,381,462.33/1,295,820.63
  6. Step 6: Final answer
    x = 998,069.76

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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.