Finding the Fourth Proportional to 2,845,899.97, 3,927,436.47 and 1,556,741.84
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Solution
The fourth proportional to 2,845,899.97, 3,927,436.47 and 1,556,741.84 is: 2,148,355.43
Step by Step Solution
- Step 1: Write the proportion equation
2,845,899.97 : 3,927,436.47 = 1,556,741.84 : x - Step 2: Convert to fraction form
2,845,899.97/3,927,436.47 = 1,556,741.84/x - Step 3: Cross multiply
2,845,899.97x = 3,927,436.47 × 1,556,741.84 - Step 4: Simplify right side
2,845,899.97x = 6,114,004,657,153.72 - Step 5: Solve for x
x = 6,114,004,657,153.72/2,845,899.97 - Step 6: Final answer
x = 2,148,355.43
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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.