Finding the Fourth Proportional to 1,132,268.79, 1,562,554.76 and 622,972.11
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Solution
The fourth proportional to 1,132,268.79, 1,562,554.76 and 622,972.11 is: 859,714.62
Step by Step Solution
- Step 1: Write the proportion equation
1,132,268.79 : 1,562,554.76 = 622,972.11 : x - Step 2: Convert to fraction form
1,132,268.79/1,562,554.76 = 622,972.11/x - Step 3: Cross multiply
1,132,268.79x = 1,562,554.76 × 622,972.11 - Step 4: Simplify right side
1,132,268.79x = 973,428,032,712.88 - Step 5: Solve for x
x = 973,428,032,712.88/1,132,268.79 - Step 6: Final answer
x = 859,714.62
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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.