Home / 1,019,626.32-1,407,120.40-584,121.44

Finding the Fourth Proportional to 1,019,626.32, 1,407,120.40 and 584,121.44

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Solution

The fourth proportional to 1,019,626.32, 1,407,120.40 and 584,121.44 is: 806,108.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,626.32 : 1,407,120.40 = 584,121.44 : x
  2. Step 2: Convert to fraction form
    1,019,626.32/1,407,120.40 = 584,121.44/x
  3. Step 3: Cross multiply
    1,019,626.32x = 1,407,120.40 × 584,121.44
  4. Step 4: Simplify right side
    1,019,626.32x = 821,929,194,301.38
  5. Step 5: Solve for x
    x = 821,929,194,301.38/1,019,626.32
  6. Step 6: Final answer
    x = 806,108.26

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1.5x scale

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.