Finding the Fourth Proportional to 1,145,617.94, 1,717,768.37 and 472,164.09
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Solution
The fourth proportional to 1,145,617.94, 1,717,768.37 and 472,164.09 is: 707,974.72
Step by Step Solution
- Step 1: Write the proportion equation
1,145,617.94 : 1,717,768.37 = 472,164.09 : x - Step 2: Convert to fraction form
1,145,617.94/1,717,768.37 = 472,164.09/x - Step 3: Cross multiply
1,145,617.94x = 1,717,768.37 × 472,164.09 - Step 4: Simplify right side
1,145,617.94x = 811,068,536,891.01 - Step 5: Solve for x
x = 811,068,536,891.01/1,145,617.94 - Step 6: Final answer
x = 707,974.72
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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.