Finding the Fourth Proportional to 1,283,481.65, 1,771,225.65 and 702,695.05
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Solution
The fourth proportional to 1,283,481.65, 1,771,225.65 and 702,695.05 is: 969,730.65
Step by Step Solution
- Step 1: Write the proportion equation
1,283,481.65 : 1,771,225.65 = 702,695.05 : x - Step 2: Convert to fraction form
1,283,481.65/1,771,225.65 = 702,695.05/x - Step 3: Cross multiply
1,283,481.65x = 1,771,225.65 × 702,695.05 - Step 4: Simplify right side
1,283,481.65x = 1,244,631,492,259.97 - Step 5: Solve for x
x = 1,244,631,492,259.97/1,283,481.65 - Step 6: Final answer
x = 969,730.65
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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.