Finding the Fourth Proportional to 4,876,974.25, 6,730,148.00 and 2,671,819.72
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Solution
The fourth proportional to 4,876,974.25, 6,730,148.00 and 2,671,819.72 is: 3,687,069.32
Step by Step Solution
- Step 1: Write the proportion equation
4,876,974.25 : 6,730,148.00 = 2,671,819.72 : x - Step 2: Convert to fraction form
4,876,974.25/6,730,148.00 = 2,671,819.72/x - Step 3: Cross multiply
4,876,974.25x = 6,730,148.00 × 2,671,819.72 - Step 4: Simplify right side
4,876,974.25x = 17,981,742,134,772.74 - Step 5: Solve for x
x = 17,981,742,134,772.74/4,876,974.25 - Step 6: Final answer
x = 3,687,069.32
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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.