Home / 2,112,808.09-2,915,741.14-1,195,019.34

Finding the Fourth Proportional to 2,112,808.09, 2,915,741.14 and 1,195,019.34

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Solution

The fourth proportional to 2,112,808.09, 2,915,741.14 and 1,195,019.34 is: 1,649,164.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,112,808.09 : 2,915,741.14 = 1,195,019.34 : x
  2. Step 2: Convert to fraction form
    2,112,808.09/2,915,741.14 = 1,195,019.34/x
  3. Step 3: Cross multiply
    2,112,808.09x = 2,915,741.14 × 1,195,019.34
  4. Step 4: Simplify right side
    2,112,808.09x = 3,484,367,052,733.65
  5. Step 5: Solve for x
    x = 3,484,367,052,733.65/2,112,808.09
  6. Step 6: Final answer
    x = 1,649,164.01

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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.