Finding the Fourth Proportional to 2,575,087.36, 3,868,928.64 and 2,431,852.80
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Solution
The fourth proportional to 2,575,087.36, 3,868,928.64 and 2,431,852.80 is: 3,653,726.51
Step by Step Solution
- Step 1: Write the proportion equation
2,575,087.36 : 3,868,928.64 = 2,431,852.80 : x - Step 2: Convert to fraction form
2,575,087.36/3,868,928.64 = 2,431,852.80/x - Step 3: Cross multiply
2,575,087.36x = 3,868,928.64 × 2,431,852.80 - Step 4: Simplify right side
2,575,087.36x = 9,408,664,946,184.19 - Step 5: Solve for x
x = 9,408,664,946,184.19/2,575,087.36 - Step 6: Final answer
x = 3,653,726.51
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.