Finding the Fourth Proportional to 1,762,413.35, 2,643,677.51 and 838,968.95
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Solution
The fourth proportional to 1,762,413.35, 2,643,677.51 and 838,968.95 is: 1,258,480.79
Step by Step Solution
- Step 1: Write the proportion equation
1,762,413.35 : 2,643,677.51 = 838,968.95 : x - Step 2: Convert to fraction form
1,762,413.35/2,643,677.51 = 838,968.95/x - Step 3: Cross multiply
1,762,413.35x = 2,643,677.51 × 838,968.95 - Step 4: Simplify right side
1,762,413.35x = 2,217,963,344,703.31 - Step 5: Solve for x
x = 2,217,963,344,703.31/1,762,413.35 - Step 6: Final answer
x = 1,258,480.79
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.