Finding the Fourth Proportional to 797,784.68, 1,190,454.68 and 711,804.47
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Solution
The fourth proportional to 797,784.68, 1,190,454.68 and 711,804.47 is: 1,062,154.96
Step by Step Solution
- Step 1: Write the proportion equation
797,784.68 : 1,190,454.68 = 711,804.47 : x - Step 2: Convert to fraction form
797,784.68/1,190,454.68 = 711,804.47/x - Step 3: Cross multiply
797,784.68x = 1,190,454.68 × 711,804.47 - Step 4: Simplify right side
797,784.68x = 847,370,958,383.66 - Step 5: Solve for x
x = 847,370,958,383.66/797,784.68 - Step 6: Final answer
x = 1,062,154.96
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.