Finding the Fourth Proportional to 1,554,413.02, 2,331,933.81 and 655,856.62
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Solution
The fourth proportional to 1,554,413.02, 2,331,933.81 and 655,856.62 is: 983,917.53
Step by Step Solution
- Step 1: Write the proportion equation
1,554,413.02 : 2,331,933.81 = 655,856.62 : x - Step 2: Convert to fraction form
1,554,413.02/2,331,933.81 = 655,856.62/x - Step 3: Cross multiply
1,554,413.02x = 2,331,933.81 × 655,856.62 - Step 4: Simplify right side
1,554,413.02x = 1,529,414,226,690.32 - Step 5: Solve for x
x = 1,529,414,226,690.32/1,554,413.02 - Step 6: Final answer
x = 983,917.53
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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.