Home / 3,216,422.76-4,823,897.10-1,919,941.08

Finding the Fourth Proportional to 3,216,422.76, 4,823,897.10 and 1,919,941.08

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Solution

The fourth proportional to 3,216,422.76, 4,823,897.10 and 1,919,941.08 is: 2,879,471.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,216,422.76 : 4,823,897.10 = 1,919,941.08 : x
  2. Step 2: Convert to fraction form
    3,216,422.76/4,823,897.10 = 1,919,941.08/x
  3. Step 3: Cross multiply
    3,216,422.76x = 4,823,897.10 × 1,919,941.08
  4. Step 4: Simplify right side
    3,216,422.76x = 9,261,598,207,982.87
  5. Step 5: Solve for x
    x = 9,261,598,207,982.87/3,216,422.76
  6. Step 6: Final answer
    x = 2,879,471.67

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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.