Home / 2,212,053.12-3,051,003.51-1,668,211.80

Finding the Fourth Proportional to 2,212,053.12, 3,051,003.51 and 1,668,211.80

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Solution

The fourth proportional to 2,212,053.12, 3,051,003.51 and 1,668,211.80 is: 2,300,903.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,212,053.12 : 3,051,003.51 = 1,668,211.80 : x
  2. Step 2: Convert to fraction form
    2,212,053.12/3,051,003.51 = 1,668,211.80/x
  3. Step 3: Cross multiply
    2,212,053.12x = 3,051,003.51 × 1,668,211.80
  4. Step 4: Simplify right side
    2,212,053.12x = 5,089,720,057,223.42
  5. Step 5: Solve for x
    x = 5,089,720,057,223.42/2,212,053.12
  6. Step 6: Final answer
    x = 2,300,903.18

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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.