Finding the Fourth Proportional to 3,962,113.04, 5,942,878.86 and 1,265,714.12
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Solution
The fourth proportional to 3,962,113.04, 5,942,878.86 and 1,265,714.12 is: 1,898,478.31
Step by Step Solution
- Step 1: Write the proportion equation
3,962,113.04 : 5,942,878.86 = 1,265,714.12 : x - Step 2: Convert to fraction form
3,962,113.04/5,942,878.86 = 1,265,714.12/x - Step 3: Cross multiply
3,962,113.04x = 5,942,878.86 × 1,265,714.12 - Step 4: Simplify right side
3,962,113.04x = 7,521,985,686,551.50 - Step 5: Solve for x
x = 7,521,985,686,551.50/3,962,113.04 - Step 6: Final answer
x = 1,898,478.31
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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.