Finding the Fourth Proportional to 5,806,902.15, 8,710,367.08 and 1,763,420.38
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Solution
The fourth proportional to 5,806,902.15, 8,710,367.08 and 1,763,420.38 is: 2,645,134.78
Step by Step Solution
- Step 1: Write the proportion equation
5,806,902.15 : 8,710,367.08 = 1,763,420.38 : x - Step 2: Convert to fraction form
5,806,902.15/8,710,367.08 = 1,763,420.38/x - Step 3: Cross multiply
5,806,902.15x = 8,710,367.08 × 1,763,420.38 - Step 4: Simplify right side
5,806,902.15x = 15,360,038,821,744.54 - Step 5: Solve for x
x = 15,360,038,821,744.54/5,806,902.15 - Step 6: Final answer
x = 2,645,134.78
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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.