Finding the Fourth Proportional to 1,505,496.60, 2,257,497.68 and 545,913.90
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Solution
The fourth proportional to 1,505,496.60, 2,257,497.68 and 545,913.90 is: 818,599.90
Step by Step Solution
- Step 1: Write the proportion equation
1,505,496.60 : 2,257,497.68 = 545,913.90 : x - Step 2: Convert to fraction form
1,505,496.60/2,257,497.68 = 545,913.90/x - Step 3: Cross multiply
1,505,496.60x = 2,257,497.68 × 545,913.90 - Step 4: Simplify right side
1,505,496.60x = 1,232,399,360,000.18 - Step 5: Solve for x
x = 1,232,399,360,000.18/1,505,496.60 - Step 6: Final answer
x = 818,599.90
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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.