Finding the Fourth Proportional to 1,213,448.08, 1,818,696.44 and 858,564.56
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Solution
The fourth proportional to 1,213,448.08, 1,818,696.44 and 858,564.56 is: 1,286,802.74
Step by Step Solution
- Step 1: Write the proportion equation
1,213,448.08 : 1,818,696.44 = 858,564.56 : x - Step 2: Convert to fraction form
1,213,448.08/1,818,696.44 = 858,564.56/x - Step 3: Cross multiply
1,213,448.08x = 1,818,696.44 × 858,564.56 - Step 4: Simplify right side
1,213,448.08x = 1,561,468,308,782.17 - Step 5: Solve for x
x = 1,561,468,308,782.17/1,213,448.08 - Step 6: Final answer
x = 1,286,802.74
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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.