Finding the Fourth Proportional to 1,091,295.99, 1,505,990.07 and 632,499.84
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Solution
The fourth proportional to 1,091,295.99, 1,505,990.07 and 632,499.84 is: 872,850.71
Step by Step Solution
- Step 1: Write the proportion equation
1,091,295.99 : 1,505,990.07 = 632,499.84 : x - Step 2: Convert to fraction form
1,091,295.99/1,505,990.07 = 632,499.84/x - Step 3: Cross multiply
1,091,295.99x = 1,505,990.07 × 632,499.84 - Step 4: Simplify right side
1,091,295.99x = 952,538,478,316.59 - Step 5: Solve for x
x = 952,538,478,316.59/1,091,295.99 - Step 6: Final answer
x = 872,850.71
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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.