Finding the Fourth Proportional to 2,122,333.08, 2,929,073.58 and 1,251,364.92
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Solution
The fourth proportional to 2,122,333.08, 2,929,073.58 and 1,251,364.92 is: 1,727,033.31
Step by Step Solution
- Step 1: Write the proportion equation
2,122,333.08 : 2,929,073.58 = 1,251,364.92 : x - Step 2: Convert to fraction form
2,122,333.08/2,929,073.58 = 1,251,364.92/x - Step 3: Cross multiply
2,122,333.08x = 2,929,073.58 × 1,251,364.92 - Step 4: Simplify right side
2,122,333.08x = 3,665,339,926,110.81 - Step 5: Solve for x
x = 3,665,339,926,110.81/2,122,333.08 - Step 6: Final answer
x = 1,727,033.31
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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.