Finding the Fourth Proportional to 3,512,602.65, 5,261,030.78 and 2,882,746.65
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Solution
The fourth proportional to 3,512,602.65, 5,261,030.78 and 2,882,746.65 is: 4,317,658.54
Step by Step Solution
- Step 1: Write the proportion equation
3,512,602.65 : 5,261,030.78 = 2,882,746.65 : x - Step 2: Convert to fraction form
3,512,602.65/5,261,030.78 = 2,882,746.65/x - Step 3: Cross multiply
3,512,602.65x = 5,261,030.78 × 2,882,746.65 - Step 4: Simplify right side
3,512,602.65x = 15,166,218,842,178.15 - Step 5: Solve for x
x = 15,166,218,842,178.15/3,512,602.65 - Step 6: Final answer
x = 4,317,658.54
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.