Finding the Fourth Proportional to 2,102,092.62, 2,900,887.71 and 1,135,222.83
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Solution
The fourth proportional to 2,102,092.62, 2,900,887.71 and 1,135,222.83 is: 1,566,607.45
Step by Step Solution
- Step 1: Write the proportion equation
2,102,092.62 : 2,900,887.71 = 1,135,222.83 : x - Step 2: Convert to fraction form
2,102,092.62/2,900,887.71 = 1,135,222.83/x - Step 3: Cross multiply
2,102,092.62x = 2,900,887.71 × 1,135,222.83 - Step 4: Simplify right side
2,102,092.62x = 3,293,153,955,658.42 - Step 5: Solve for x
x = 3,293,153,955,658.42/2,102,092.62 - Step 6: Final answer
x = 1,566,607.45
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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.