Finding the Fourth Proportional to 2,680,488.05, 4,020,723.36 and 1,083,031.97
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Solution
The fourth proportional to 2,680,488.05, 4,020,723.36 and 1,083,031.97 is: 1,624,544.43
Step by Step Solution
- Step 1: Write the proportion equation
2,680,488.05 : 4,020,723.36 = 1,083,031.97 : x - Step 2: Convert to fraction form
2,680,488.05/4,020,723.36 = 1,083,031.97/x - Step 3: Cross multiply
2,680,488.05x = 4,020,723.36 × 1,083,031.97 - Step 4: Simplify right side
2,680,488.05x = 4,354,571,921,302.20 - Step 5: Solve for x
x = 4,354,571,921,302.20/2,680,488.05 - Step 6: Final answer
x = 1,624,544.43
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.