Finding the Fourth Proportional to 1,358,269.97, 1,874,302.74 and 785,347.11
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Solution
The fourth proportional to 1,358,269.97, 1,874,302.74 and 785,347.11 is: 1,083,715.52
Step by Step Solution
- Step 1: Write the proportion equation
1,358,269.97 : 1,874,302.74 = 785,347.11 : x - Step 2: Convert to fraction form
1,358,269.97/1,874,302.74 = 785,347.11/x - Step 3: Cross multiply
1,358,269.97x = 1,874,302.74 × 785,347.11 - Step 4: Simplify right side
1,358,269.97x = 1,471,978,240,124.08 - Step 5: Solve for x
x = 1,471,978,240,124.08/1,358,269.97 - Step 6: Final answer
x = 1,083,715.52
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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.