Home / 1,968,518.80-2,956,277.40-1,436,640.40

Finding the Fourth Proportional to 1,968,518.80, 2,956,277.40 and 1,436,640.40

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Solution

The fourth proportional to 1,968,518.80, 2,956,277.40 and 1,436,640.40 is: 2,157,514.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,968,518.80 : 2,956,277.40 = 1,436,640.40 : x
  2. Step 2: Convert to fraction form
    1,968,518.80/2,956,277.40 = 1,436,640.40/x
  3. Step 3: Cross multiply
    1,968,518.80x = 2,956,277.40 × 1,436,640.40
  4. Step 4: Simplify right side
    1,968,518.80x = 4,247,107,546,446.96
  5. Step 5: Solve for x
    x = 4,247,107,546,446.96/1,968,518.80
  6. Step 6: Final answer
    x = 2,157,514.34

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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.