Finding the Fourth Proportional to 1,227,074.79, 1,840,696.27 and 417,129.62
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Solution
The fourth proportional to 1,227,074.79, 1,840,696.27 and 417,129.62 is: 625,723.01
Step by Step Solution
- Step 1: Write the proportion equation
1,227,074.79 : 1,840,696.27 = 417,129.62 : x - Step 2: Convert to fraction form
1,227,074.79/1,840,696.27 = 417,129.62/x - Step 3: Cross multiply
1,227,074.79x = 1,840,696.27 × 417,129.62 - Step 4: Simplify right side
1,227,074.79x = 767,808,926,567.39 - Step 5: Solve for x
x = 767,808,926,567.39/1,227,074.79 - Step 6: Final answer
x = 625,723.01
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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.