Finding the Fourth Proportional to 4,019,721.80, 6,029,582.70 and 2,425,398.80
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Solution
The fourth proportional to 4,019,721.80, 6,029,582.70 and 2,425,398.80 is: 3,638,098.20
Step by Step Solution
- Step 1: Write the proportion equation
4,019,721.80 : 6,029,582.70 = 2,425,398.80 : x - Step 2: Convert to fraction form
4,019,721.80/6,029,582.70 = 2,425,398.80/x - Step 3: Cross multiply
4,019,721.80x = 6,029,582.70 × 2,425,398.80 - Step 4: Simplify right side
4,019,721.80x = 14,624,142,645,080.76 - Step 5: Solve for x
x = 14,624,142,645,080.76/4,019,721.80 - Step 6: Final answer
x = 3,638,098.20
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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.