Home / 3,421,986.06-5,131,942.29-1,426,975.50

Finding the Fourth Proportional to 3,421,986.06, 5,131,942.29 and 1,426,975.50

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Solution

The fourth proportional to 3,421,986.06, 5,131,942.29 and 1,426,975.50 is: 2,140,030.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,421,986.06 : 5,131,942.29 = 1,426,975.50 : x
  2. Step 2: Convert to fraction form
    3,421,986.06/5,131,942.29 = 1,426,975.50/x
  3. Step 3: Cross multiply
    3,421,986.06x = 5,131,942.29 × 1,426,975.50
  4. Step 4: Simplify right side
    3,421,986.06x = 7,323,155,915,243.90
  5. Step 5: Solve for x
    x = 7,323,155,915,243.90/3,421,986.06
  6. Step 6: Final answer
    x = 2,140,030.90

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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.