Home / 1,984,544.47-2,738,948.34-1,210,093.75

Finding the Fourth Proportional to 1,984,544.47, 2,738,948.34 and 1,210,093.75

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Solution

The fourth proportional to 1,984,544.47, 2,738,948.34 and 1,210,093.75 is: 1,670,098.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,984,544.47 : 2,738,948.34 = 1,210,093.75 : x
  2. Step 2: Convert to fraction form
    1,984,544.47/2,738,948.34 = 1,210,093.75/x
  3. Step 3: Cross multiply
    1,984,544.47x = 2,738,948.34 × 1,210,093.75
  4. Step 4: Simplify right side
    1,984,544.47x = 3,314,384,267,806.88
  5. Step 5: Solve for x
    x = 3,314,384,267,806.88/1,984,544.47
  6. Step 6: Final answer
    x = 1,670,098.26

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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.