Finding the Fourth Proportional to 4,486,747.72, 6,730,957.50 and 1,453,843.12
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Solution
The fourth proportional to 4,486,747.72, 6,730,957.50 and 1,453,843.12 is: 2,181,035.54
Step by Step Solution
- Step 1: Write the proportion equation
4,486,747.72 : 6,730,957.50 = 1,453,843.12 : x - Step 2: Convert to fraction form
4,486,747.72/6,730,957.50 = 1,453,843.12/x - Step 3: Cross multiply
4,486,747.72x = 6,730,957.50 × 1,453,843.12 - Step 4: Simplify right side
4,486,747.72x = 9,785,756,252,387.40 - Step 5: Solve for x
x = 9,785,756,252,387.40/4,486,747.72 - Step 6: Final answer
x = 2,181,035.54
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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.