Finding the Fourth Proportional to 2,845,716.36, 3,927,119.46 and 1,556,528.40
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Solution
The fourth proportional to 2,845,716.36, 3,927,119.46 and 1,556,528.40 is: 2,148,026.08
Step by Step Solution
- Step 1: Write the proportion equation
2,845,716.36 : 3,927,119.46 = 1,556,528.40 : x - Step 2: Convert to fraction form
2,845,716.36/3,927,119.46 = 1,556,528.40/x - Step 3: Cross multiply
2,845,716.36x = 3,927,119.46 × 1,556,528.40 - Step 4: Simplify right side
2,845,716.36x = 6,112,672,969,682.66 - Step 5: Solve for x
x = 6,112,672,969,682.66/2,845,716.36 - Step 6: Final answer
x = 2,148,026.08
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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.