Home / 3,311,988.76-4,967,983.16-1,068,126.76

Finding the Fourth Proportional to 3,311,988.76, 4,967,983.16 and 1,068,126.76

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Solution

The fourth proportional to 3,311,988.76, 4,967,983.16 and 1,068,126.76 is: 1,602,190.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,311,988.76 : 4,967,983.16 = 1,068,126.76 : x
  2. Step 2: Convert to fraction form
    3,311,988.76/4,967,983.16 = 1,068,126.76/x
  3. Step 3: Cross multiply
    3,311,988.76x = 4,967,983.16 × 1,068,126.76
  4. Step 4: Simplify right side
    3,311,988.76x = 5,306,435,756,425.36
  5. Step 5: Solve for x
    x = 5,306,435,756,425.36/3,311,988.76
  6. Step 6: Final answer
    x = 1,602,190.15

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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.