Home / 1,221,586.44-1,832,378.45-836,956.32

Finding the Fourth Proportional to 1,221,586.44, 1,832,378.45 and 836,956.32

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Solution

The fourth proportional to 1,221,586.44, 1,832,378.45 and 836,956.32 is: 1,255,433.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,221,586.44 : 1,832,378.45 = 836,956.32 : x
  2. Step 2: Convert to fraction form
    1,221,586.44/1,832,378.45 = 836,956.32/x
  3. Step 3: Cross multiply
    1,221,586.44x = 1,832,378.45 × 836,956.32
  4. Step 4: Simplify right side
    1,221,586.44x = 1,533,620,720,174.52
  5. Step 5: Solve for x
    x = 1,533,620,720,174.52/1,221,586.44
  6. Step 6: Final answer
    x = 1,255,433.65

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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.