Home / 1,100,114.64-1,518,222.06-616,835.34

Finding the Fourth Proportional to 1,100,114.64, 1,518,222.06 and 616,835.34

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Solution

The fourth proportional to 1,100,114.64, 1,518,222.06 and 616,835.34 is: 851,268.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,114.64 : 1,518,222.06 = 616,835.34 : x
  2. Step 2: Convert to fraction form
    1,100,114.64/1,518,222.06 = 616,835.34/x
  3. Step 3: Cross multiply
    1,100,114.64x = 1,518,222.06 × 616,835.34
  4. Step 4: Simplify right side
    1,100,114.64x = 936,493,020,575.60
  5. Step 5: Solve for x
    x = 936,493,020,575.60/1,100,114.64
  6. Step 6: Final answer
    x = 851,268.57

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Why These Related Problems?

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