Finding the Fourth Proportional to 4,249,732.68, 5,864,459.94 and 2,315,951.70
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Solution
The fourth proportional to 4,249,732.68, 5,864,459.94 and 2,315,951.70 is: 3,195,920.07
Step by Step Solution
- Step 1: Write the proportion equation
4,249,732.68 : 5,864,459.94 = 2,315,951.70 : x - Step 2: Convert to fraction form
4,249,732.68/5,864,459.94 = 2,315,951.70/x - Step 3: Cross multiply
4,249,732.68x = 5,864,459.94 × 2,315,951.70 - Step 4: Simplify right side
4,249,732.68x = 13,581,805,967,624.90 - Step 5: Solve for x
x = 13,581,805,967,624.90/4,249,732.68 - Step 6: Final answer
x = 3,195,920.07
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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.