Finding the Fourth Proportional to 2,858,417.58, 3,944,644.93 and 1,551,679.96
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Solution
The fourth proportional to 2,858,417.58, 3,944,644.93 and 1,551,679.96 is: 2,141,333.90
Step by Step Solution
- Step 1: Write the proportion equation
2,858,417.58 : 3,944,644.93 = 1,551,679.96 : x - Step 2: Convert to fraction form
2,858,417.58/3,944,644.93 = 1,551,679.96/x - Step 3: Cross multiply
2,858,417.58x = 3,944,644.93 × 1,551,679.96 - Step 4: Simplify right side
2,858,417.58x = 6,120,826,472,211.42 - Step 5: Solve for x
x = 6,120,826,472,211.42/2,858,417.58 - Step 6: Final answer
x = 2,141,333.90
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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.