Finding the Fourth Proportional to 4,609,441.44, 6,911,949.24 and 2,178,569.88
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Solution
The fourth proportional to 4,609,441.44, 6,911,949.24 and 2,178,569.88 is: 3,266,808.92
Step by Step Solution
- Step 1: Write the proportion equation
4,609,441.44 : 6,911,949.24 = 2,178,569.88 : x - Step 2: Convert to fraction form
4,609,441.44/6,911,949.24 = 2,178,569.88/x - Step 3: Cross multiply
4,609,441.44x = 6,911,949.24 × 2,178,569.88 - Step 4: Simplify right side
4,609,441.44x = 15,058,164,426,352.89 - Step 5: Solve for x
x = 15,058,164,426,352.89/4,609,441.44 - Step 6: Final answer
x = 3,266,808.92
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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.