Finding the Fourth Proportional to 4,135,158.58, 5,705,682.62 and 2,415,946.94
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Solution
The fourth proportional to 4,135,158.58, 5,705,682.62 and 2,415,946.94 is: 3,333,518.22
Step by Step Solution
- Step 1: Write the proportion equation
4,135,158.58 : 5,705,682.62 = 2,415,946.94 : x - Step 2: Convert to fraction form
4,135,158.58/5,705,682.62 = 2,415,946.94/x - Step 3: Cross multiply
4,135,158.58x = 5,705,682.62 × 2,415,946.94 - Step 4: Simplify right side
4,135,158.58x = 13,784,626,466,400.18 - Step 5: Solve for x
x = 13,784,626,466,400.18/4,135,158.58 - Step 6: Final answer
x = 3,333,518.22
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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.