Home / 1,969,152.40-2,947,823.70-1,170,022.60

Finding the Fourth Proportional to 1,969,152.40, 2,947,823.70 and 1,170,022.60

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Solution

The fourth proportional to 1,969,152.40, 2,947,823.70 and 1,170,022.60 is: 1,751,525.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,969,152.40 : 2,947,823.70 = 1,170,022.60 : x
  2. Step 2: Convert to fraction form
    1,969,152.40/2,947,823.70 = 1,170,022.60/x
  3. Step 3: Cross multiply
    1,969,152.40x = 2,947,823.70 × 1,170,022.60
  4. Step 4: Simplify right side
    1,969,152.40x = 3,449,020,349,815.62
  5. Step 5: Solve for x
    x = 3,449,020,349,815.62/1,969,152.40
  6. Step 6: Final answer
    x = 1,751,525.35

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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.