Home / 2,089,907.09-2,884,103.39-1,172,339.63

Finding the Fourth Proportional to 2,089,907.09, 2,884,103.39 and 1,172,339.63

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Solution

The fourth proportional to 2,089,907.09, 2,884,103.39 and 1,172,339.63 is: 1,617,846.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,089,907.09 : 2,884,103.39 = 1,172,339.63 : x
  2. Step 2: Convert to fraction form
    2,089,907.09/2,884,103.39 = 1,172,339.63/x
  3. Step 3: Cross multiply
    2,089,907.09x = 2,884,103.39 × 1,172,339.63
  4. Step 4: Simplify right side
    2,089,907.09x = 3,381,148,695,252.65
  5. Step 5: Solve for x
    x = 3,381,148,695,252.65/2,089,907.09
  6. Step 6: Final answer
    x = 1,617,846.42

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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.