Finding the Fourth Proportional to 4,246,924.75, 5,862,036.86 and 2,889,585.07
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Solution
The fourth proportional to 4,246,924.75, 5,862,036.86 and 2,889,585.07 is: 3,988,498.78
Step by Step Solution
- Step 1: Write the proportion equation
4,246,924.75 : 5,862,036.86 = 2,889,585.07 : x - Step 2: Convert to fraction form
4,246,924.75/5,862,036.86 = 2,889,585.07/x - Step 3: Cross multiply
4,246,924.75x = 5,862,036.86 × 2,889,585.07 - Step 4: Simplify right side
4,246,924.75x = 16,938,854,172,178.61 - Step 5: Solve for x
x = 16,938,854,172,178.61/4,246,924.75 - Step 6: Final answer
x = 3,988,498.78
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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.