Home / 3,075,899.37-4,611,231.81-1,878,661.59

Finding the Fourth Proportional to 3,075,899.37, 4,611,231.81 and 1,878,661.59

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Solution

The fourth proportional to 3,075,899.37, 4,611,231.81 and 1,878,661.59 is: 2,816,393.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,075,899.37 : 4,611,231.81 = 1,878,661.59 : x
  2. Step 2: Convert to fraction form
    3,075,899.37/4,611,231.81 = 1,878,661.59/x
  3. Step 3: Cross multiply
    3,075,899.37x = 4,611,231.81 × 1,878,661.59
  4. Step 4: Simplify right side
    3,075,899.37x = 8,662,944,084,033.18
  5. Step 5: Solve for x
    x = 8,662,944,084,033.18/3,075,899.37
  6. Step 6: Final answer
    x = 2,816,393.85

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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.