Finding the Fourth Proportional to 2,548,211.69, 3,516,532.70 and 1,402,292.03
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Solution
The fourth proportional to 2,548,211.69, 3,516,532.70 and 1,402,292.03 is: 1,935,163.32
Step by Step Solution
- Step 1: Write the proportion equation
2,548,211.69 : 3,516,532.70 = 1,402,292.03 : x - Step 2: Convert to fraction form
2,548,211.69/3,516,532.70 = 1,402,292.03/x - Step 3: Cross multiply
2,548,211.69x = 3,516,532.70 × 1,402,292.03 - Step 4: Simplify right side
2,548,211.69x = 4,931,205,778,444.38 - Step 5: Solve for x
x = 4,931,205,778,444.38/2,548,211.69 - Step 6: Final answer
x = 1,935,163.32
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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.