Home / 2,101,884.47-3,153,269.50-681,829.67

Finding the Fourth Proportional to 2,101,884.47, 3,153,269.50 and 681,829.67

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Solution

The fourth proportional to 2,101,884.47, 3,153,269.50 and 681,829.67 is: 1,022,888.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,101,884.47 : 3,153,269.50 = 681,829.67 : x
  2. Step 2: Convert to fraction form
    2,101,884.47/3,153,269.50 = 681,829.67/x
  3. Step 3: Cross multiply
    2,101,884.47x = 3,153,269.50 × 681,829.67
  4. Step 4: Simplify right side
    2,101,884.47x = 2,149,992,685,135.14
  5. Step 5: Solve for x
    x = 2,149,992,685,135.14/2,101,884.47
  6. Step 6: Final answer
    x = 1,022,888.14

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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.