Home / 1,448,915.80-2,173,373.70-1,271,768.80

Finding the Fourth Proportional to 1,448,915.80, 2,173,373.70 and 1,271,768.80

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Solution

The fourth proportional to 1,448,915.80, 2,173,373.70 and 1,271,768.80 is: 1,907,653.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,915.80 : 2,173,373.70 = 1,271,768.80 : x
  2. Step 2: Convert to fraction form
    1,448,915.80/2,173,373.70 = 1,271,768.80/x
  3. Step 3: Cross multiply
    1,448,915.80x = 2,173,373.70 × 1,271,768.80
  4. Step 4: Simplify right side
    1,448,915.80x = 2,764,028,862,400.56
  5. Step 5: Solve for x
    x = 2,764,028,862,400.56/1,448,915.80
  6. Step 6: Final answer
    x = 1,907,653.20

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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.