Finding the Fourth Proportional to 1,953,620.70, 2,696,092.71 and 1,179,239.23
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Solution
The fourth proportional to 1,953,620.70, 2,696,092.71 and 1,179,239.23 is: 1,627,408.17
Step by Step Solution
- Step 1: Write the proportion equation
1,953,620.70 : 2,696,092.71 = 1,179,239.23 : x - Step 2: Convert to fraction form
1,953,620.70/2,696,092.71 = 1,179,239.23/x - Step 3: Cross multiply
1,953,620.70x = 2,696,092.71 × 1,179,239.23 - Step 4: Simplify right side
1,953,620.70x = 3,179,338,291,349.01 - Step 5: Solve for x
x = 3,179,338,291,349.01/1,953,620.70 - Step 6: Final answer
x = 1,627,408.17
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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.