Home / 2,821,746.64-3,894,021.52-1,532,608.56

Finding the Fourth Proportional to 2,821,746.64, 3,894,021.52 and 1,532,608.56

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Solution

The fourth proportional to 2,821,746.64, 3,894,021.52 and 1,532,608.56 is: 2,115,005.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,821,746.64 : 3,894,021.52 = 1,532,608.56 : x
  2. Step 2: Convert to fraction form
    2,821,746.64/3,894,021.52 = 1,532,608.56/x
  3. Step 3: Cross multiply
    2,821,746.64x = 3,894,021.52 × 1,532,608.56
  4. Step 4: Simplify right side
    2,821,746.64x = 5,968,010,714,376.21
  5. Step 5: Solve for x
    x = 5,968,010,714,376.21/2,821,746.64
  6. Step 6: Final answer
    x = 2,115,005.87

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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.