Home / 4,758,605.76-7,140,608.25-2,570,148.34

Finding the Fourth Proportional to 4,758,605.76, 7,140,608.25 and 2,570,148.34

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Solution

The fourth proportional to 4,758,605.76, 7,140,608.25 and 2,570,148.34 is: 3,856,680.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,758,605.76 : 7,140,608.25 = 2,570,148.34 : x
  2. Step 2: Convert to fraction form
    4,758,605.76/7,140,608.25 = 2,570,148.34/x
  3. Step 3: Cross multiply
    4,758,605.76x = 7,140,608.25 × 2,570,148.34
  4. Step 4: Simplify right side
    4,758,605.76x = 18,352,422,412,838.23
  5. Step 5: Solve for x
    x = 18,352,422,412,838.23/4,758,605.76
  6. Step 6: Final answer
    x = 3,856,680.57

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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.