Finding the Fourth Proportional to 2,391,863.63, 3,587,808.42 and 618,935.63
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Solution
The fourth proportional to 2,391,863.63, 3,587,808.42 and 618,935.63 is: 928,406.80
Step by Step Solution
- Step 1: Write the proportion equation
2,391,863.63 : 3,587,808.42 = 618,935.63 : x - Step 2: Convert to fraction form
2,391,863.63/3,587,808.42 = 618,935.63/x - Step 3: Cross multiply
2,391,863.63x = 3,587,808.42 × 618,935.63 - Step 4: Simplify right side
2,391,863.63x = 2,220,622,446,812.96 - Step 5: Solve for x
x = 2,220,622,446,812.96/2,391,863.63 - Step 6: Final answer
x = 928,406.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.