Finding the Fourth Proportional to 2,975,576.10, 4,051,360.44 and 2,966,128.26
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Solution
The fourth proportional to 2,975,576.10, 4,051,360.44 and 2,966,128.26 is: 4,038,496.85
Step by Step Solution
- Step 1: Write the proportion equation
2,975,576.10 : 4,051,360.44 = 2,966,128.26 : x - Step 2: Convert to fraction form
2,975,576.10/4,051,360.44 = 2,966,128.26/x - Step 3: Cross multiply
2,975,576.10x = 4,051,360.44 × 2,966,128.26 - Step 4: Simplify right side
2,975,576.10x = 12,016,854,692,530.03 - Step 5: Solve for x
x = 12,016,854,692,530.03/2,975,576.10 - Step 6: Final answer
x = 4,038,496.85
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Why These Related Problems?
These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.