Finding the Fourth Proportional to 3,670,025.80, 5,505,038.70 and 1,544,261.80
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Solution
The fourth proportional to 3,670,025.80, 5,505,038.70 and 1,544,261.80 is: 2,316,392.70
Step by Step Solution
- Step 1: Write the proportion equation
3,670,025.80 : 5,505,038.70 = 1,544,261.80 : x - Step 2: Convert to fraction form
3,670,025.80/5,505,038.70 = 1,544,261.80/x - Step 3: Cross multiply
3,670,025.80x = 5,505,038.70 × 1,544,261.80 - Step 4: Simplify right side
3,670,025.80x = 8,501,220,971,931.66 - Step 5: Solve for x
x = 8,501,220,971,931.66/3,670,025.80 - Step 6: Final answer
x = 2,316,392.70
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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.