Finding the Fourth Proportional to 4,855,672.73, 6,700,828.73 and 2,680,216.44
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Solution
The fourth proportional to 4,855,672.73, 6,700,828.73 and 2,680,216.44 is: 3,698,698.89
Step by Step Solution
- Step 1: Write the proportion equation
4,855,672.73 : 6,700,828.73 = 2,680,216.44 : x - Step 2: Convert to fraction form
4,855,672.73/6,700,828.73 = 2,680,216.44/x - Step 3: Cross multiply
4,855,672.73x = 6,700,828.73 × 2,680,216.44 - Step 4: Simplify right side
4,855,672.73x = 17,959,671,338,009.51 - Step 5: Solve for x
x = 17,959,671,338,009.51/4,855,672.73 - Step 6: Final answer
x = 3,698,698.89
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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.