Finding the Fourth Proportional to 1,283,608.62, 1,771,309.44 and 702,719.28
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Solution
The fourth proportional to 1,283,608.62, 1,771,309.44 and 702,719.28 is: 969,714.04
Step by Step Solution
- Step 1: Write the proportion equation
1,283,608.62 : 1,771,309.44 = 702,719.28 : x - Step 2: Convert to fraction form
1,283,608.62/1,771,309.44 = 702,719.28/x - Step 3: Cross multiply
1,283,608.62x = 1,771,309.44 × 702,719.28 - Step 4: Simplify right side
1,283,608.62x = 1,244,733,294,334.00 - Step 5: Solve for x
x = 1,244,733,294,334.00/1,283,608.62 - Step 6: Final answer
x = 969,714.04
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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.