Finding the Fourth Proportional to 4,210,959.42, 6,315,779.52 and 1,371,052.44
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Solution
The fourth proportional to 4,210,959.42, 6,315,779.52 and 1,371,052.44 is: 2,056,363.90
Step by Step Solution
- Step 1: Write the proportion equation
4,210,959.42 : 6,315,779.52 = 1,371,052.44 : x - Step 2: Convert to fraction form
4,210,959.42/6,315,779.52 = 1,371,052.44/x - Step 3: Cross multiply
4,210,959.42x = 6,315,779.52 × 1,371,052.44 - Step 4: Simplify right side
4,210,959.42x = 8,659,264,921,398.03 - Step 5: Solve for x
x = 8,659,264,921,398.03/4,210,959.42 - Step 6: Final answer
x = 2,056,363.90
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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.