Home / 2,907,574.81-4,361,361.18-777,603.64

Finding the Fourth Proportional to 2,907,574.81, 4,361,361.18 and 777,603.64

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Solution

The fourth proportional to 2,907,574.81, 4,361,361.18 and 777,603.64 is: 1,166,405.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,907,574.81 : 4,361,361.18 = 777,603.64 : x
  2. Step 2: Convert to fraction form
    2,907,574.81/4,361,361.18 = 777,603.64/x
  3. Step 3: Cross multiply
    2,907,574.81x = 4,361,361.18 × 777,603.64
  4. Step 4: Simplify right side
    2,907,574.81x = 3,391,410,328,922.70
  5. Step 5: Solve for x
    x = 3,391,410,328,922.70/2,907,574.81
  6. Step 6: Final answer
    x = 1,166,405.18

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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.