Finding the Fourth Proportional to 4,616,437.91, 6,370,486.11 and 2,551,346.76
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Solution
The fourth proportional to 4,616,437.91, 6,370,486.11 and 2,551,346.76 is: 3,520,748.99
Step by Step Solution
- Step 1: Write the proportion equation
4,616,437.91 : 6,370,486.11 = 2,551,346.76 : x - Step 2: Convert to fraction form
4,616,437.91/6,370,486.11 = 2,551,346.76/x - Step 3: Cross multiply
4,616,437.91x = 6,370,486.11 × 2,551,346.76 - Step 4: Simplify right side
4,616,437.91x = 16,253,319,096,373.50 - Step 5: Solve for x
x = 16,253,319,096,373.50/4,616,437.91 - Step 6: Final answer
x = 3,520,748.99
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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.