Finding the Fourth Proportional to 2,579,014.80, 3,557,936.64 and 1,610,463.48
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Solution
The fourth proportional to 2,579,014.80, 3,557,936.64 and 1,610,463.48 is: 2,221,750.35
Step by Step Solution
- Step 1: Write the proportion equation
2,579,014.80 : 3,557,936.64 = 1,610,463.48 : x - Step 2: Convert to fraction form
2,579,014.80/3,557,936.64 = 1,610,463.48/x - Step 3: Cross multiply
2,579,014.80x = 3,557,936.64 × 1,610,463.48 - Step 4: Simplify right side
2,579,014.80x = 5,729,927,022,873.91 - Step 5: Solve for x
x = 5,729,927,022,873.91/2,579,014.80 - Step 6: Final answer
x = 2,221,750.35
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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.