Home / 1,556,184.11-2,147,550.44-877,120.61

Finding the Fourth Proportional to 1,556,184.11, 2,147,550.44 and 877,120.61

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Solution

The fourth proportional to 1,556,184.11, 2,147,550.44 and 877,120.61 is: 1,210,435.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,184.11 : 2,147,550.44 = 877,120.61 : x
  2. Step 2: Convert to fraction form
    1,556,184.11/2,147,550.44 = 877,120.61/x
  3. Step 3: Cross multiply
    1,556,184.11x = 2,147,550.44 × 877,120.61
  4. Step 4: Simplify right side
    1,556,184.11x = 1,883,660,736,815.21
  5. Step 5: Solve for x
    x = 1,883,660,736,815.21/1,556,184.11
  6. Step 6: Final answer
    x = 1,210,435.66

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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.