Home / 2,874,021.74-4,311,864.69-852,314.28

Finding the Fourth Proportional to 2,874,021.74, 4,311,864.69 and 852,314.28

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Solution

The fourth proportional to 2,874,021.74, 4,311,864.69 and 852,314.28 is: 1,278,718.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,874,021.74 : 4,311,864.69 = 852,314.28 : x
  2. Step 2: Convert to fraction form
    2,874,021.74/4,311,864.69 = 852,314.28/x
  3. Step 3: Cross multiply
    2,874,021.74x = 4,311,864.69 × 852,314.28
  4. Step 4: Simplify right side
    2,874,021.74x = 3,675,063,848,714.77
  5. Step 5: Solve for x
    x = 3,675,063,848,714.77/2,874,021.74
  6. Step 6: Final answer
    x = 1,278,718.18

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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.