Finding the Fourth Proportional to 1,282,742.55, 1,924,175.81 and 336,114.18
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Solution
The fourth proportional to 1,282,742.55, 1,924,175.81 and 336,114.18 is: 504,187.51
Step by Step Solution
- Step 1: Write the proportion equation
1,282,742.55 : 1,924,175.81 = 336,114.18 : x - Step 2: Convert to fraction form
1,282,742.55/1,924,175.81 = 336,114.18/x - Step 3: Cross multiply
1,282,742.55x = 1,924,175.81 × 336,114.18 - Step 4: Simplify right side
1,282,742.55x = 646,742,775,394.27 - Step 5: Solve for x
x = 646,742,775,394.27/1,282,742.55 - Step 6: Final answer
x = 504,187.51
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.