Finding the Fourth Proportional to 5,292,611.53, 7,939,004.25 and 1,454,409.90
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Solution
The fourth proportional to 5,292,611.53, 7,939,004.25 and 1,454,409.90 is: 2,181,638.75
Step by Step Solution
- Step 1: Write the proportion equation
5,292,611.53 : 7,939,004.25 = 1,454,409.90 : x - Step 2: Convert to fraction form
5,292,611.53/7,939,004.25 = 1,454,409.90/x - Step 3: Cross multiply
5,292,611.53x = 7,939,004.25 × 1,454,409.90 - Step 4: Simplify right side
5,292,611.53x = 11,546,566,396,943.51 - Step 5: Solve for x
x = 11,546,566,396,943.51/5,292,611.53 - Step 6: Final answer
x = 2,181,638.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.