Finding the Fourth Proportional to 3,221,181.04, 4,445,116.46 and 1,770,865.84
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Solution
The fourth proportional to 3,221,181.04, 4,445,116.46 and 1,770,865.84 is: 2,443,732.53
Step by Step Solution
- Step 1: Write the proportion equation
3,221,181.04 : 4,445,116.46 = 1,770,865.84 : x - Step 2: Convert to fraction form
3,221,181.04/4,445,116.46 = 1,770,865.84/x - Step 3: Cross multiply
3,221,181.04x = 4,445,116.46 × 1,770,865.84 - Step 4: Simplify right side
3,221,181.04x = 7,871,704,892,197.98 - Step 5: Solve for x
x = 7,871,704,892,197.98/3,221,181.04 - Step 6: Final answer
x = 2,443,732.53
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.