Home / 1,869,816.33-2,579,918.13-1,180,659.81

Finding the Fourth Proportional to 1,869,816.33, 2,579,918.13 and 1,180,659.81

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Solution

The fourth proportional to 1,869,816.33, 2,579,918.13 and 1,180,659.81 is: 1,629,040.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,869,816.33 : 2,579,918.13 = 1,180,659.81 : x
  2. Step 2: Convert to fraction form
    1,869,816.33/2,579,918.13 = 1,180,659.81/x
  3. Step 3: Cross multiply
    1,869,816.33x = 2,579,918.13 × 1,180,659.81
  4. Step 4: Simplify right side
    1,869,816.33x = 3,046,005,649,181.36
  5. Step 5: Solve for x
    x = 3,046,005,649,181.36/1,869,816.33
  6. Step 6: Final answer
    x = 1,629,040.03

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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.