Finding the Fourth Proportional to 2,580,369.19, 3,871,020.49 and 1,063,208.18
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Solution
The fourth proportional to 2,580,369.19, 3,871,020.49 and 1,063,208.18 is: 1,595,004.57
Step by Step Solution
- Step 1: Write the proportion equation
2,580,369.19 : 3,871,020.49 = 1,063,208.18 : x - Step 2: Convert to fraction form
2,580,369.19/3,871,020.49 = 1,063,208.18/x - Step 3: Cross multiply
2,580,369.19x = 3,871,020.49 × 1,063,208.18 - Step 4: Simplify right side
2,580,369.19x = 4,115,700,656,935.14 - Step 5: Solve for x
x = 4,115,700,656,935.14/2,580,369.19 - Step 6: Final answer
x = 1,595,004.57
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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.