Finding the Fourth Proportional to 3,835,587.68, 5,295,101.08 and 2,801,934.80
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Solution
The fourth proportional to 3,835,587.68, 5,295,101.08 and 2,801,934.80 is: 3,868,123.80
Step by Step Solution
- Step 1: Write the proportion equation
3,835,587.68 : 5,295,101.08 = 2,801,934.80 : x - Step 2: Convert to fraction form
3,835,587.68/5,295,101.08 = 2,801,934.80/x - Step 3: Cross multiply
3,835,587.68x = 5,295,101.08 × 2,801,934.80 - Step 4: Simplify right side
3,835,587.68x = 14,836,527,985,569.58 - Step 5: Solve for x
x = 14,836,527,985,569.58/3,835,587.68 - Step 6: Final answer
x = 3,868,123.80
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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.