Finding the Fourth Proportional to 4,450,902.94, 6,142,575.96 and 2,490,977.40
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Solution
The fourth proportional to 4,450,902.94, 6,142,575.96 and 2,490,977.40 is: 3,437,733.44
Step by Step Solution
- Step 1: Write the proportion equation
4,450,902.94 : 6,142,575.96 = 2,490,977.40 : x - Step 2: Convert to fraction form
4,450,902.94/6,142,575.96 = 2,490,977.40/x - Step 3: Cross multiply
4,450,902.94x = 6,142,575.96 × 2,490,977.40 - Step 4: Simplify right side
4,450,902.94x = 15,301,017,894,143.30 - Step 5: Solve for x
x = 15,301,017,894,143.30/4,450,902.94 - Step 6: Final answer
x = 3,437,733.44
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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.