Finding the Fourth Proportional to 4,419,609.50, 6,629,395.35 and 1,224,726.50
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Solution
The fourth proportional to 4,419,609.50, 6,629,395.35 and 1,224,726.50 is: 1,837,084.51
Step by Step Solution
- Step 1: Write the proportion equation
4,419,609.50 : 6,629,395.35 = 1,224,726.50 : x - Step 2: Convert to fraction form
4,419,609.50/6,629,395.35 = 1,224,726.50/x - Step 3: Cross multiply
4,419,609.50x = 6,629,395.35 × 1,224,726.50 - Step 4: Simplify right side
4,419,609.50x = 8,119,196,164,121.78 - Step 5: Solve for x
x = 8,119,196,164,121.78/4,419,609.50 - Step 6: Final answer
x = 1,837,084.51
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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.