Home / 3,075,911.12-4,611,249.44-1,878,673.34

Finding the Fourth Proportional to 3,075,911.12, 4,611,249.44 and 1,878,673.34

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Solution

The fourth proportional to 3,075,911.12, 4,611,249.44 and 1,878,673.34 is: 2,816,411.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,075,911.12 : 4,611,249.44 = 1,878,673.34 : x
  2. Step 2: Convert to fraction form
    3,075,911.12/4,611,249.44 = 1,878,673.34/x
  3. Step 3: Cross multiply
    3,075,911.12x = 4,611,249.44 × 1,878,673.34
  4. Step 4: Simplify right side
    3,075,911.12x = 8,663,031,387,017.93
  5. Step 5: Solve for x
    x = 8,663,031,387,017.93/3,075,911.12
  6. Step 6: Final answer
    x = 2,816,411.48

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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.