Finding the Fourth Proportional to 3,720,329.10, 5,580,497.70 and 1,476,467.10
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Solution
The fourth proportional to 3,720,329.10, 5,580,497.70 and 1,476,467.10 is: 2,214,702.26
Step by Step Solution
- Step 1: Write the proportion equation
3,720,329.10 : 5,580,497.70 = 1,476,467.10 : x - Step 2: Convert to fraction form
3,720,329.10/5,580,497.70 = 1,476,467.10/x - Step 3: Cross multiply
3,720,329.10x = 5,580,497.70 × 1,476,467.10 - Step 4: Simplify right side
3,720,329.10x = 8,239,421,255,675.67 - Step 5: Solve for x
x = 8,239,421,255,675.67/3,720,329.10 - Step 6: Final answer
x = 2,214,702.26
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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.