Finding the Fourth Proportional to 1,284,948.93, 1,773,203.08 and 711,984.09
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Solution
The fourth proportional to 1,284,948.93, 1,773,203.08 and 711,984.09 is: 982,523.39
Step by Step Solution
- Step 1: Write the proportion equation
1,284,948.93 : 1,773,203.08 = 711,984.09 : x - Step 2: Convert to fraction form
1,284,948.93/1,773,203.08 = 711,984.09/x - Step 3: Cross multiply
1,284,948.93x = 1,773,203.08 × 711,984.09 - Step 4: Simplify right side
1,284,948.93x = 1,262,492,381,299.00 - Step 5: Solve for x
x = 1,262,492,381,299.00/1,284,948.93 - Step 6: Final answer
x = 982,523.39
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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.