Finding the Fourth Proportional to 4,267,547.16, 6,392,199.60 and 3,454,420.56
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Solution
The fourth proportional to 4,267,547.16, 6,392,199.60 and 3,454,420.56 is: 5,174,247.62
Step by Step Solution
- Step 1: Write the proportion equation
4,267,547.16 : 6,392,199.60 = 3,454,420.56 : x - Step 2: Convert to fraction form
4,267,547.16/6,392,199.60 = 3,454,420.56/x - Step 3: Cross multiply
4,267,547.16x = 6,392,199.60 × 3,454,420.56 - Step 4: Simplify right side
4,267,547.16x = 22,081,345,721,863.77 - Step 5: Solve for x
x = 22,081,345,721,863.77/4,267,547.16 - Step 6: Final answer
x = 5,174,247.62
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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.