Finding the Fourth Proportional to 3,641,966.70, 5,463,606.15 and 1,512,266.10
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Solution
The fourth proportional to 3,641,966.70, 5,463,606.15 and 1,512,266.10 is: 2,268,671.58
Step by Step Solution
- Step 1: Write the proportion equation
3,641,966.70 : 5,463,606.15 = 1,512,266.10 : x - Step 2: Convert to fraction form
3,641,966.70/5,463,606.15 = 1,512,266.10/x - Step 3: Cross multiply
3,641,966.70x = 5,463,606.15 × 1,512,266.10 - Step 4: Simplify right side
3,641,966.70x = 8,262,426,364,396.52 - Step 5: Solve for x
x = 8,262,426,364,396.52/3,641,966.70 - Step 6: Final answer
x = 2,268,671.58
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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.