Finding the Fourth Proportional to 2,079,786.08, 3,119,670.88 and 659,952.88
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Solution
The fourth proportional to 2,079,786.08, 3,119,670.88 and 659,952.88 is: 989,926.71
Step by Step Solution
- Step 1: Write the proportion equation
2,079,786.08 : 3,119,670.88 = 659,952.88 : x - Step 2: Convert to fraction form
2,079,786.08/3,119,670.88 = 659,952.88/x - Step 3: Cross multiply
2,079,786.08x = 3,119,670.88 × 659,952.88 - Step 4: Simplify right side
2,079,786.08x = 2,058,835,781,908.13 - Step 5: Solve for x
x = 2,058,835,781,908.13/2,079,786.08 - Step 6: Final answer
x = 989,926.71
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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.