Finding the Fourth Proportional to 4,248,826.40, 5,863,306.64 and 2,315,102.88
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Solution
The fourth proportional to 4,248,826.40, 5,863,306.64 and 2,315,102.88 is: 3,194,801.77
Step by Step Solution
- Step 1: Write the proportion equation
4,248,826.40 : 5,863,306.64 = 2,315,102.88 : x - Step 2: Convert to fraction form
4,248,826.40/5,863,306.64 = 2,315,102.88/x - Step 3: Cross multiply
4,248,826.40x = 5,863,306.64 × 2,315,102.88 - Step 4: Simplify right side
4,248,826.40x = 13,574,158,088,587.12 - Step 5: Solve for x
x = 13,574,158,088,587.12/4,248,826.40 - Step 6: Final answer
x = 3,194,801.77
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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.