Home / 3,405,556.36-4,699,699.50-1,877,717.80

Finding the Fourth Proportional to 3,405,556.36, 4,699,699.50 and 1,877,717.80

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Solution

The fourth proportional to 3,405,556.36, 4,699,699.50 and 1,877,717.80 is: 2,591,268.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,405,556.36 : 4,699,699.50 = 1,877,717.80 : x
  2. Step 2: Convert to fraction form
    3,405,556.36/4,699,699.50 = 1,877,717.80/x
  3. Step 3: Cross multiply
    3,405,556.36x = 4,699,699.50 × 1,877,717.80
  4. Step 4: Simplify right side
    3,405,556.36x = 8,824,709,405,801.10
  5. Step 5: Solve for x
    x = 8,824,709,405,801.10/3,405,556.36
  6. Step 6: Final answer
    x = 2,591,268.06

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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.