Finding the Fourth Proportional to 3,297,791.88, 4,549,642.56 and 2,056,672.08
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Solution
The fourth proportional to 3,297,791.88, 4,549,642.56 and 2,056,672.08 is: 2,837,390.34
Step by Step Solution
- Step 1: Write the proportion equation
3,297,791.88 : 4,549,642.56 = 2,056,672.08 : x - Step 2: Convert to fraction form
3,297,791.88/4,549,642.56 = 2,056,672.08/x - Step 3: Cross multiply
3,297,791.88x = 4,549,642.56 × 2,056,672.08 - Step 4: Simplify right side
3,297,791.88x = 9,357,122,827,131.73 - Step 5: Solve for x
x = 9,357,122,827,131.73/3,297,791.88 - Step 6: Final answer
x = 2,837,390.34
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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.