Finding the Fourth Proportional to 1,358,349.84, 1,874,413.08 and 785,427.12
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Solution
The fourth proportional to 1,358,349.84, 1,874,413.08 and 785,427.12 is: 1,083,826.00
Step by Step Solution
- Step 1: Write the proportion equation
1,358,349.84 : 1,874,413.08 = 785,427.12 : x - Step 2: Convert to fraction form
1,358,349.84/1,874,413.08 = 785,427.12/x - Step 3: Cross multiply
1,358,349.84x = 1,874,413.08 × 785,427.12 - Step 4: Simplify right side
1,358,349.84x = 1,472,214,867,114.73 - Step 5: Solve for x
x = 1,472,214,867,114.73/1,358,349.84 - Step 6: Final answer
x = 1,083,826.00
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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.