Finding the Fourth Proportional to 4,803,306.18, 7,205,832.45 and 2,278,937.94
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Solution
The fourth proportional to 4,803,306.18, 7,205,832.45 and 2,278,937.94 is: 3,418,821.19
Step by Step Solution
- Step 1: Write the proportion equation
4,803,306.18 : 7,205,832.45 = 2,278,937.94 : x - Step 2: Convert to fraction form
4,803,306.18/7,205,832.45 = 2,278,937.94/x - Step 3: Cross multiply
4,803,306.18x = 7,205,832.45 × 2,278,937.94 - Step 4: Simplify right side
4,803,306.18x = 16,421,644,959,588.15 - Step 5: Solve for x
x = 16,421,644,959,588.15/4,803,306.18 - Step 6: Final answer
x = 3,418,821.19
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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.