Finding the Fourth Proportional to 4,617,742.19, 6,371,932.18 and 2,552,478.83
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Solution
The fourth proportional to 4,617,742.19, 6,371,932.18 and 2,552,478.83 is: 3,522,115.63
Step by Step Solution
- Step 1: Write the proportion equation
4,617,742.19 : 6,371,932.18 = 2,552,478.83 : x - Step 2: Convert to fraction form
4,617,742.19/6,371,932.18 = 2,552,478.83/x - Step 3: Cross multiply
4,617,742.19x = 6,371,932.18 × 2,552,478.83 - Step 4: Simplify right side
4,617,742.19x = 16,264,221,951,023.70 - Step 5: Solve for x
x = 16,264,221,951,023.70/4,617,742.19 - Step 6: Final answer
x = 3,522,115.63
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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.