Finding the Fourth Proportional to 4,552,127.85, 6,281,863.11 and 2,487,099.09
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Solution
The fourth proportional to 4,552,127.85, 6,281,863.11 and 2,487,099.09 is: 3,432,156.68
Step by Step Solution
- Step 1: Write the proportion equation
4,552,127.85 : 6,281,863.11 = 2,487,099.09 : x - Step 2: Convert to fraction form
4,552,127.85/6,281,863.11 = 2,487,099.09/x - Step 3: Cross multiply
4,552,127.85x = 6,281,863.11 × 2,487,099.09 - Step 4: Simplify right side
4,552,127.85x = 15,623,616,024,385.57 - Step 5: Solve for x
x = 15,623,616,024,385.57/4,552,127.85 - Step 6: Final answer
x = 3,432,156.68
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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.