Home / 3,217,412.41-4,843,512.79-2,931,064.38

Finding the Fourth Proportional to 3,217,412.41, 4,843,512.79 and 2,931,064.38

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Solution

The fourth proportional to 3,217,412.41, 4,843,512.79 and 2,931,064.38 is: 4,412,442.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,217,412.41 : 4,843,512.79 = 2,931,064.38 : x
  2. Step 2: Convert to fraction form
    3,217,412.41/4,843,512.79 = 2,931,064.38/x
  3. Step 3: Cross multiply
    3,217,412.41x = 4,843,512.79 × 2,931,064.38
  4. Step 4: Simplify right side
    3,217,412.41x = 14,196,647,805,515.76
  5. Step 5: Solve for x
    x = 14,196,647,805,515.76/3,217,412.41
  6. Step 6: Final answer
    x = 4,412,442.67

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.