Finding the Fourth Proportional to 3,350,389.84, 4,623,515.40 and 1,900,367.44
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Solution
The fourth proportional to 3,350,389.84, 4,623,515.40 and 1,900,367.44 is: 2,622,494.26
Step by Step Solution
- Step 1: Write the proportion equation
3,350,389.84 : 4,623,515.40 = 1,900,367.44 : x - Step 2: Convert to fraction form
3,350,389.84/4,623,515.40 = 1,900,367.44/x - Step 3: Cross multiply
3,350,389.84x = 4,623,515.40 × 1,900,367.44 - Step 4: Simplify right side
3,350,389.84x = 8,786,378,124,498.58 - Step 5: Solve for x
x = 8,786,378,124,498.58/3,350,389.84 - Step 6: Final answer
x = 2,622,494.26
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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.