Finding the Fourth Proportional to 2,806,029.42, 3,869,738.19 and 1,838,808.42
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Solution
The fourth proportional to 2,806,029.42, 3,869,738.19 and 1,838,808.42 is: 2,535,863.35
Step by Step Solution
- Step 1: Write the proportion equation
2,806,029.42 : 3,869,738.19 = 1,838,808.42 : x - Step 2: Convert to fraction form
2,806,029.42/3,869,738.19 = 1,838,808.42/x - Step 3: Cross multiply
2,806,029.42x = 3,869,738.19 × 1,838,808.42 - Step 4: Simplify right side
2,806,029.42x = 7,115,707,166,967.56 - Step 5: Solve for x
x = 7,115,707,166,967.56/2,806,029.42 - Step 6: Final answer
x = 2,535,863.35
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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.