Home / 879,896.52-1,213,629.93-807,532.67

Finding the Fourth Proportional to 879,896.52, 1,213,629.93 and 807,532.67

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Solution

The fourth proportional to 879,896.52, 1,213,629.93 and 807,532.67 is: 1,113,819.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,896.52 : 1,213,629.93 = 807,532.67 : x
  2. Step 2: Convert to fraction form
    879,896.52/1,213,629.93 = 807,532.67/x
  3. Step 3: Cross multiply
    879,896.52x = 1,213,629.93 × 807,532.67
  4. Step 4: Simplify right side
    879,896.52x = 980,045,811,696.66
  5. Step 5: Solve for x
    x = 980,045,811,696.66/879,896.52
  6. Step 6: Final answer
    x = 1,113,819.40

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.