Finding the Fourth Proportional to 3,241,576.53, 4,473,644.99 and 1,791,555.03
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Solution
The fourth proportional to 3,241,576.53, 4,473,644.99 and 1,791,555.03 is: 2,472,494.82
Step by Step Solution
- Step 1: Write the proportion equation
3,241,576.53 : 4,473,644.99 = 1,791,555.03 : x - Step 2: Convert to fraction form
3,241,576.53/4,473,644.99 = 1,791,555.03/x - Step 3: Cross multiply
3,241,576.53x = 4,473,644.99 × 1,791,555.03 - Step 4: Simplify right side
3,241,576.53x = 8,014,781,175,311.03 - Step 5: Solve for x
x = 8,014,781,175,311.03/3,241,576.53 - Step 6: Final answer
x = 2,472,494.82
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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.