Finding the Fourth Proportional to 4,795,948.93, 6,618,212.58 and 2,620,566.76
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Solution
The fourth proportional to 4,795,948.93, 6,618,212.58 and 2,620,566.76 is: 3,616,274.52
Step by Step Solution
- Step 1: Write the proportion equation
4,795,948.93 : 6,618,212.58 = 2,620,566.76 : x - Step 2: Convert to fraction form
4,795,948.93/6,618,212.58 = 2,620,566.76/x - Step 3: Cross multiply
4,795,948.93x = 6,618,212.58 × 2,620,566.76 - Step 4: Simplify right side
4,795,948.93x = 17,343,467,897,761.84 - Step 5: Solve for x
x = 17,343,467,897,761.84/4,795,948.93 - Step 6: Final answer
x = 3,616,274.52
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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.