Finding the Fourth Proportional to 3,689,220.69, 5,533,673.99 and 1,260,592.16
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Solution
The fourth proportional to 3,689,220.69, 5,533,673.99 and 1,260,592.16 is: 1,890,834.57
Step by Step Solution
- Step 1: Write the proportion equation
3,689,220.69 : 5,533,673.99 = 1,260,592.16 : x - Step 2: Convert to fraction form
3,689,220.69/5,533,673.99 = 1,260,592.16/x - Step 3: Cross multiply
3,689,220.69x = 5,533,673.99 × 1,260,592.16 - Step 4: Simplify right side
3,689,220.69x = 6,975,706,013,818.59 - Step 5: Solve for x
x = 6,975,706,013,818.59/3,689,220.69 - Step 6: Final answer
x = 1,890,834.57
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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.