Finding the Fourth Proportional to 5,615,967.56, 8,423,976.02 and 1,777,808.84
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Solution
The fourth proportional to 5,615,967.56, 8,423,976.02 and 1,777,808.84 is: 2,666,721.07
Step by Step Solution
- Step 1: Write the proportion equation
5,615,967.56 : 8,423,976.02 = 1,777,808.84 : x - Step 2: Convert to fraction form
5,615,967.56/8,423,976.02 = 1,777,808.84/x - Step 3: Cross multiply
5,615,967.56x = 8,423,976.02 × 1,777,808.84 - Step 4: Simplify right side
5,615,967.56x = 14,976,219,036,304.02 - Step 5: Solve for x
x = 14,976,219,036,304.02/5,615,967.56 - Step 6: Final answer
x = 2,666,721.07
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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.