Finding the Fourth Proportional to 1,135,394.70, 1,702,801.71 and 336,489.90
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Solution
The fourth proportional to 1,135,394.70, 1,702,801.71 and 336,489.90 is: 504,648.80
Step by Step Solution
- Step 1: Write the proportion equation
1,135,394.70 : 1,702,801.71 = 336,489.90 : x - Step 2: Convert to fraction form
1,135,394.70/1,702,801.71 = 336,489.90/x - Step 3: Cross multiply
1,135,394.70x = 1,702,801.71 × 336,489.90 - Step 4: Simplify right side
1,135,394.70x = 572,975,577,117.73 - Step 5: Solve for x
x = 572,975,577,117.73/1,135,394.70 - Step 6: Final answer
x = 504,648.80
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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.