Home / 2,590,781.80-3,886,172.70-2,541,015.40

Finding the Fourth Proportional to 2,590,781.80, 3,886,172.70 and 2,541,015.40

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Solution

The fourth proportional to 2,590,781.80, 3,886,172.70 and 2,541,015.40 is: 3,811,523.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,590,781.80 : 3,886,172.70 = 2,541,015.40 : x
  2. Step 2: Convert to fraction form
    2,590,781.80/3,886,172.70 = 2,541,015.40/x
  3. Step 3: Cross multiply
    2,590,781.80x = 3,886,172.70 × 2,541,015.40
  4. Step 4: Simplify right side
    2,590,781.80x = 9,874,824,677,759.58
  5. Step 5: Solve for x
    x = 9,874,824,677,759.58/2,590,781.80
  6. Step 6: Final answer
    x = 3,811,523.10

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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.