Finding the Fourth Proportional to 1,347,175.88, 2,021,656.24 and 740,387.92
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Solution
The fourth proportional to 1,347,175.88, 2,021,656.24 and 740,387.92 is: 1,111,072.34
Step by Step Solution
- Step 1: Write the proportion equation
1,347,175.88 : 2,021,656.24 = 740,387.92 : x - Step 2: Convert to fraction form
1,347,175.88/2,021,656.24 = 740,387.92/x - Step 3: Cross multiply
1,347,175.88x = 2,021,656.24 × 740,387.92 - Step 4: Simplify right side
1,347,175.88x = 1,496,809,858,488.62 - Step 5: Solve for x
x = 1,496,809,858,488.62/1,347,175.88 - Step 6: Final answer
x = 1,111,072.34
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.