Home / 1,818,604.49-2,510,535.02-1,054,379.21

Finding the Fourth Proportional to 1,818,604.49, 2,510,535.02 and 1,054,379.21

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Solution

The fourth proportional to 1,818,604.49, 2,510,535.02 and 1,054,379.21 is: 1,455,542.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,818,604.49 : 2,510,535.02 = 1,054,379.21 : x
  2. Step 2: Convert to fraction form
    1,818,604.49/2,510,535.02 = 1,054,379.21/x
  3. Step 3: Cross multiply
    1,818,604.49x = 2,510,535.02 × 1,054,379.21
  4. Step 4: Simplify right side
    1,818,604.49x = 2,647,055,913,240.36
  5. Step 5: Solve for x
    x = 2,647,055,913,240.36/1,818,604.49
  6. Step 6: Final answer
    x = 1,455,542.39

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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.