Finding the Fourth Proportional to 1,650,551.62, 2,278,166.40 and 1,006,327.02
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Solution
The fourth proportional to 1,650,551.62, 2,278,166.40 and 1,006,327.02 is: 1,388,978.31
Step by Step Solution
- Step 1: Write the proportion equation
1,650,551.62 : 2,278,166.40 = 1,006,327.02 : x - Step 2: Convert to fraction form
1,650,551.62/2,278,166.40 = 1,006,327.02/x - Step 3: Cross multiply
1,650,551.62x = 2,278,166.40 × 1,006,327.02 - Step 4: Simplify right side
1,650,551.62x = 2,292,580,404,376.13 - Step 5: Solve for x
x = 2,292,580,404,376.13/1,650,551.62 - Step 6: Final answer
x = 1,388,978.31
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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.