Home / 2,879,914.51-3,974,205.90-1,590,727.22

Finding the Fourth Proportional to 2,879,914.51, 3,974,205.90 and 1,590,727.22

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Solution

The fourth proportional to 2,879,914.51, 3,974,205.90 and 1,590,727.22 is: 2,195,161.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,879,914.51 : 3,974,205.90 = 1,590,727.22 : x
  2. Step 2: Convert to fraction form
    2,879,914.51/3,974,205.90 = 1,590,727.22/x
  3. Step 3: Cross multiply
    2,879,914.51x = 3,974,205.90 × 1,590,727.22
  4. Step 4: Simplify right side
    2,879,914.51x = 6,321,877,503,014.60
  5. Step 5: Solve for x
    x = 6,321,877,503,014.60/2,879,914.51
  6. Step 6: Final answer
    x = 2,195,161.52

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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.