Home / 2,874,596.90-4,314,886.07-2,117,293.47

Finding the Fourth Proportional to 2,874,596.90, 4,314,886.07 and 2,117,293.47

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Solution

The fourth proportional to 2,874,596.90, 4,314,886.07 and 2,117,293.47 is: 3,178,143.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,874,596.90 : 4,314,886.07 = 2,117,293.47 : x
  2. Step 2: Convert to fraction form
    2,874,596.90/4,314,886.07 = 2,117,293.47/x
  3. Step 3: Cross multiply
    2,874,596.90x = 4,314,886.07 × 2,117,293.47
  4. Step 4: Simplify right side
    2,874,596.90x = 9,135,880,089,218.50
  5. Step 5: Solve for x
    x = 9,135,880,089,218.50/2,874,596.90
  6. Step 6: Final answer
    x = 3,178,143.03

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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.