Finding the Fourth Proportional to 1,154,003.15, 1,592,440.95 and 637,750.87
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Solution
The fourth proportional to 1,154,003.15, 1,592,440.95 and 637,750.87 is: 880,050.11
Step by Step Solution
- Step 1: Write the proportion equation
1,154,003.15 : 1,592,440.95 = 637,750.87 : x - Step 2: Convert to fraction form
1,154,003.15/1,592,440.95 = 637,750.87/x - Step 3: Cross multiply
1,154,003.15x = 1,592,440.95 × 637,750.87 - Step 4: Simplify right side
1,154,003.15x = 1,015,580,601,286.13 - Step 5: Solve for x
x = 1,015,580,601,286.13/1,154,003.15 - Step 6: Final answer
x = 880,050.11
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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.