Finding the Fourth Proportional to 5,133,503.80, 7,707,825.46 and 2,863,463.48
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Solution
The fourth proportional to 5,133,503.80, 7,707,825.46 and 2,863,463.48 is: 4,299,417.62
Step by Step Solution
- Step 1: Write the proportion equation
5,133,503.80 : 7,707,825.46 = 2,863,463.48 : x - Step 2: Convert to fraction form
5,133,503.80/7,707,825.46 = 2,863,463.48/x - Step 3: Cross multiply
5,133,503.80x = 7,707,825.46 × 2,863,463.48 - Step 4: Simplify right side
5,133,503.80x = 22,071,076,714,924.20 - Step 5: Solve for x
x = 22,071,076,714,924.20/5,133,503.80 - Step 6: Final answer
x = 4,299,417.62
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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.