Finding the Fourth Proportional to 1,356,720.26, 1,872,326.60 and 744,898.80
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Solution
The fourth proportional to 1,356,720.26, 1,872,326.60 and 744,898.80 is: 1,027,989.25
Step by Step Solution
- Step 1: Write the proportion equation
1,356,720.26 : 1,872,326.60 = 744,898.80 : x - Step 2: Convert to fraction form
1,356,720.26/1,872,326.60 = 744,898.80/x - Step 3: Cross multiply
1,356,720.26x = 1,872,326.60 × 744,898.80 - Step 4: Simplify right side
1,356,720.26x = 1,394,693,839,410.33 - Step 5: Solve for x
x = 1,394,693,839,410.33/1,356,720.26 - Step 6: Final answer
x = 1,027,989.25
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.