Finding the Fourth Proportional to 2,008,884.07, 2,772,280.38 and 1,091,122.08
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Solution
The fourth proportional to 2,008,884.07, 2,772,280.38 and 1,091,122.08 is: 1,505,759.53
Step by Step Solution
- Step 1: Write the proportion equation
2,008,884.07 : 2,772,280.38 = 1,091,122.08 : x - Step 2: Convert to fraction form
2,008,884.07/2,772,280.38 = 1,091,122.08/x - Step 3: Cross multiply
2,008,884.07x = 2,772,280.38 × 1,091,122.08 - Step 4: Simplify right side
2,008,884.07x = 3,024,896,334,568.79 - Step 5: Solve for x
x = 3,024,896,334,568.79/2,008,884.07 - Step 6: Final answer
x = 1,505,759.53
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1.5x scale
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.