Finding the Fourth Proportional to 1,505,476.20, 2,256,464.70 and 606,473.40
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Solution
The fourth proportional to 1,505,476.20, 2,256,464.70 and 606,473.40 is: 909,005.28
Step by Step Solution
- Step 1: Write the proportion equation
1,505,476.20 : 2,256,464.70 = 606,473.40 : x - Step 2: Convert to fraction form
1,505,476.20/2,256,464.70 = 606,473.40/x - Step 3: Cross multiply
1,505,476.20x = 2,256,464.70 × 606,473.40 - Step 4: Simplify right side
1,505,476.20x = 1,368,485,818,588.98 - Step 5: Solve for x
x = 1,368,485,818,588.98/1,505,476.20 - Step 6: Final answer
x = 909,005.28
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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.