Finding the Fourth Proportional to 1,420,133.10, 1,957,924.08 and 1,051,445.94
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Solution
The fourth proportional to 1,420,133.10, 1,957,924.08 and 1,051,445.94 is: 1,449,618.58
Step by Step Solution
- Step 1: Write the proportion equation
1,420,133.10 : 1,957,924.08 = 1,051,445.94 : x - Step 2: Convert to fraction form
1,420,133.10/1,957,924.08 = 1,051,445.94/x - Step 3: Cross multiply
1,420,133.10x = 1,957,924.08 × 1,051,445.94 - Step 4: Simplify right side
1,420,133.10x = 2,058,651,324,744.24 - Step 5: Solve for x
x = 2,058,651,324,744.24/1,420,133.10 - Step 6: Final answer
x = 1,449,618.58
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.