Finding the Fourth Proportional to 4,159,547.20, 6,239,320.80 and 1,466,912.80
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Solution
The fourth proportional to 4,159,547.20, 6,239,320.80 and 1,466,912.80 is: 2,200,369.20
Step by Step Solution
- Step 1: Write the proportion equation
4,159,547.20 : 6,239,320.80 = 1,466,912.80 : x - Step 2: Convert to fraction form
4,159,547.20/6,239,320.80 = 1,466,912.80/x - Step 3: Cross multiply
4,159,547.20x = 6,239,320.80 × 1,466,912.80 - Step 4: Simplify right side
4,159,547.20x = 9,152,539,544,826.24 - Step 5: Solve for x
x = 9,152,539,544,826.24/4,159,547.20 - Step 6: Final answer
x = 2,200,369.20
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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.