Finding the Fourth Proportional to 1,283,602.68, 1,771,301.16 and 702,713.28
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Solution
The fourth proportional to 1,283,602.68, 1,771,301.16 and 702,713.28 is: 969,705.71
Step by Step Solution
- Step 1: Write the proportion equation
1,283,602.68 : 1,771,301.16 = 702,713.28 : x - Step 2: Convert to fraction form
1,283,602.68/1,771,301.16 = 702,713.28/x - Step 3: Cross multiply
1,283,602.68x = 1,771,301.16 × 702,713.28 - Step 4: Simplify right side
1,283,602.68x = 1,244,716,848,011.40 - Step 5: Solve for x
x = 1,244,716,848,011.40/1,283,602.68 - Step 6: Final answer
x = 969,705.71
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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.