Home / 968,912.40-1,453,368.60-720,080.40

Finding the Fourth Proportional to 968,912.40, 1,453,368.60 and 720,080.40

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Solution

The fourth proportional to 968,912.40, 1,453,368.60 and 720,080.40 is: 1,080,120.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,912.40 : 1,453,368.60 = 720,080.40 : x
  2. Step 2: Convert to fraction form
    968,912.40/1,453,368.60 = 720,080.40/x
  3. Step 3: Cross multiply
    968,912.40x = 1,453,368.60 × 720,080.40
  4. Step 4: Simplify right side
    968,912.40x = 1,046,542,242,835.44
  5. Step 5: Solve for x
    x = 1,046,542,242,835.44/968,912.40
  6. Step 6: Final answer
    x = 1,080,120.60

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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.