Home / 1,567,212.44-2,162,776.04-913,820.67

Finding the Fourth Proportional to 1,567,212.44, 2,162,776.04 and 913,820.67

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Solution

The fourth proportional to 1,567,212.44, 2,162,776.04 and 913,820.67 is: 1,261,085.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567,212.44 : 2,162,776.04 = 913,820.67 : x
  2. Step 2: Convert to fraction form
    1,567,212.44/2,162,776.04 = 913,820.67/x
  3. Step 3: Cross multiply
    1,567,212.44x = 2,162,776.04 × 913,820.67
  4. Step 4: Simplify right side
    1,567,212.44x = 1,976,389,448,790.47
  5. Step 5: Solve for x
    x = 1,976,389,448,790.47/1,567,212.44
  6. Step 6: Final answer
    x = 1,261,085.86

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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.