Home / 2,208,412-3,047,579.40-1,228,344.40

Finding the Fourth Proportional to 2,208,412, 3,047,579.40 and 1,228,344.40

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Solution

The fourth proportional to 2,208,412, 3,047,579.40 and 1,228,344.40 is: 1,695,099.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,208,412 : 3,047,579.40 = 1,228,344.40 : x
  2. Step 2: Convert to fraction form
    2,208,412/3,047,579.40 = 1,228,344.40/x
  3. Step 3: Cross multiply
    2,208,412x = 3,047,579.40 × 1,228,344.40
  4. Step 4: Simplify right side
    2,208,412x = 3,743,477,089,545.36
  5. Step 5: Solve for x
    x = 3,743,477,089,545.36/2,208,412
  6. Step 6: Final answer
    x = 1,695,099.05

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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.