Finding the Fourth Proportional to 1,283,562.31, 1,771,248.64 and 702,674.08
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Solution
The fourth proportional to 1,283,562.31, 1,771,248.64 and 702,674.08 is: 969,653.36
Step by Step Solution
- Step 1: Write the proportion equation
1,283,562.31 : 1,771,248.64 = 702,674.08 : x - Step 2: Convert to fraction form
1,283,562.31/1,771,248.64 = 702,674.08/x - Step 3: Cross multiply
1,283,562.31x = 1,771,248.64 × 702,674.08 - Step 4: Simplify right side
1,283,562.31x = 1,244,610,508,563.25 - Step 5: Solve for x
x = 1,244,610,508,563.25/1,283,562.31 - Step 6: Final answer
x = 969,653.36
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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.