Home / 917,074.40-1,375,611.60-903,077.60

Finding the Fourth Proportional to 917,074.40, 1,375,611.60 and 903,077.60

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Solution

The fourth proportional to 917,074.40, 1,375,611.60 and 903,077.60 is: 1,354,616.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,074.40 : 1,375,611.60 = 903,077.60 : x
  2. Step 2: Convert to fraction form
    917,074.40/1,375,611.60 = 903,077.60/x
  3. Step 3: Cross multiply
    917,074.40x = 1,375,611.60 × 903,077.60
  4. Step 4: Simplify right side
    917,074.40x = 1,242,284,022,260.16
  5. Step 5: Solve for x
    x = 1,242,284,022,260.16/917,074.40
  6. Step 6: Final answer
    x = 1,354,616.40

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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.