Home / 3,118,809.66-4,303,993.23-1,829,671.98

Finding the Fourth Proportional to 3,118,809.66, 4,303,993.23 and 1,829,671.98

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Solution

The fourth proportional to 3,118,809.66, 4,303,993.23 and 1,829,671.98 is: 2,524,968.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,118,809.66 : 4,303,993.23 = 1,829,671.98 : x
  2. Step 2: Convert to fraction form
    3,118,809.66/4,303,993.23 = 1,829,671.98/x
  3. Step 3: Cross multiply
    3,118,809.66x = 4,303,993.23 × 1,829,671.98
  4. Step 4: Simplify right side
    3,118,809.66x = 7,874,895,815,040.70
  5. Step 5: Solve for x
    x = 7,874,895,815,040.70/3,118,809.66
  6. Step 6: Final answer
    x = 2,524,968.39

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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.