Finding the Fourth Proportional to 1,338,107.60, 1,845,748.53 and 793,858.07
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Solution
The fourth proportional to 1,338,107.60, 1,845,748.53 and 793,858.07 is: 1,095,025.81
Step by Step Solution
- Step 1: Write the proportion equation
1,338,107.60 : 1,845,748.53 = 793,858.07 : x - Step 2: Convert to fraction form
1,338,107.60/1,845,748.53 = 793,858.07/x - Step 3: Cross multiply
1,338,107.60x = 1,845,748.53 × 793,858.07 - Step 4: Simplify right side
1,338,107.60x = 1,465,262,356,502.39 - Step 5: Solve for x
x = 1,465,262,356,502.39/1,338,107.60 - Step 6: Final answer
x = 1,095,025.81
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.