Home / 2,685,376.40-4,028,064.60-2,580,400.40

Finding the Fourth Proportional to 2,685,376.40, 4,028,064.60 and 2,580,400.40

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Solution

The fourth proportional to 2,685,376.40, 4,028,064.60 and 2,580,400.40 is: 3,870,600.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,685,376.40 : 4,028,064.60 = 2,580,400.40 : x
  2. Step 2: Convert to fraction form
    2,685,376.40/4,028,064.60 = 2,580,400.40/x
  3. Step 3: Cross multiply
    2,685,376.40x = 4,028,064.60 × 2,580,400.40
  4. Step 4: Simplify right side
    2,685,376.40x = 10,394,019,505,065.84
  5. Step 5: Solve for x
    x = 10,394,019,505,065.84/2,685,376.40
  6. Step 6: Final answer
    x = 3,870,600.60

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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.