Home / 3,809,657.07-5,715,043.29-1,788,106.32

Finding the Fourth Proportional to 3,809,657.07, 5,715,043.29 and 1,788,106.32

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Solution

The fourth proportional to 3,809,657.07, 5,715,043.29 and 1,788,106.32 is: 2,682,421.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,809,657.07 : 5,715,043.29 = 1,788,106.32 : x
  2. Step 2: Convert to fraction form
    3,809,657.07/5,715,043.29 = 1,788,106.32/x
  3. Step 3: Cross multiply
    3,809,657.07x = 5,715,043.29 × 1,788,106.32
  4. Step 4: Simplify right side
    3,809,657.07x = 10,219,105,025,922.59
  5. Step 5: Solve for x
    x = 10,219,105,025,922.59/3,809,657.07
  6. Step 6: Final answer
    x = 2,682,421.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.