Finding the Fourth Proportional to 2,846,973.04, 3,928,822.80 and 1,557,813.44
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Solution
The fourth proportional to 2,846,973.04, 3,928,822.80 and 1,557,813.44 is: 2,149,782.55
Step by Step Solution
- Step 1: Write the proportion equation
2,846,973.04 : 3,928,822.80 = 1,557,813.44 : x - Step 2: Convert to fraction form
2,846,973.04/3,928,822.80 = 1,557,813.44/x - Step 3: Cross multiply
2,846,973.04x = 3,928,822.80 × 1,557,813.44 - Step 4: Simplify right side
2,846,973.04x = 6,120,372,961,218.43 - Step 5: Solve for x
x = 6,120,372,961,218.43/2,846,973.04 - Step 6: Final answer
x = 2,149,782.55
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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.