Finding the Fourth Proportional to 4,290,189.06, 5,920,509.60 and 2,356,494.96
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Solution
The fourth proportional to 4,290,189.06, 5,920,509.60 and 2,356,494.96 is: 3,251,989.79
Step by Step Solution
- Step 1: Write the proportion equation
4,290,189.06 : 5,920,509.60 = 2,356,494.96 : x - Step 2: Convert to fraction form
4,290,189.06/5,920,509.60 = 2,356,494.96/x - Step 3: Cross multiply
4,290,189.06x = 5,920,509.60 × 2,356,494.96 - Step 4: Simplify right side
4,290,189.06x = 13,951,651,033,031.62 - Step 5: Solve for x
x = 13,951,651,033,031.62/4,290,189.06 - Step 6: Final answer
x = 3,251,989.79
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.