Home / 3,518,399.76-4,855,401-1,908,767.76

Finding the Fourth Proportional to 3,518,399.76, 4,855,401 and 1,908,767.76

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Solution

The fourth proportional to 3,518,399.76, 4,855,401 and 1,908,767.76 is: 2,634,104.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,518,399.76 : 4,855,401 = 1,908,767.76 : x
  2. Step 2: Convert to fraction form
    3,518,399.76/4,855,401 = 1,908,767.76/x
  3. Step 3: Cross multiply
    3,518,399.76x = 4,855,401 × 1,908,767.76
  4. Step 4: Simplify right side
    3,518,399.76x = 9,267,832,890,671.76
  5. Step 5: Solve for x
    x = 9,267,832,890,671.76/3,518,399.76
  6. Step 6: Final answer
    x = 2,634,104.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.