Finding the Fourth Proportional to 4,154,460.72, 6,232,006.28 and 1,121,782.44
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Solution
The fourth proportional to 4,154,460.72, 6,232,006.28 and 1,121,782.44 is: 1,682,758.77
Step by Step Solution
- Step 1: Write the proportion equation
4,154,460.72 : 6,232,006.28 = 1,121,782.44 : x - Step 2: Convert to fraction form
4,154,460.72/6,232,006.28 = 1,121,782.44/x - Step 3: Cross multiply
4,154,460.72x = 6,232,006.28 × 1,121,782.44 - Step 4: Simplify right side
4,154,460.72x = 6,990,955,205,264.81 - Step 5: Solve for x
x = 6,990,955,205,264.81/4,154,460.72 - Step 6: Final answer
x = 1,682,758.77
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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.