Finding the Fourth Proportional to 1,509,066.99, 2,081,457.95 and 1,024,791.48
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Solution
The fourth proportional to 1,509,066.99, 2,081,457.95 and 1,024,791.48 is: 1,413,496.14
Step by Step Solution
- Step 1: Write the proportion equation
1,509,066.99 : 2,081,457.95 = 1,024,791.48 : x - Step 2: Convert to fraction form
1,509,066.99/2,081,457.95 = 1,024,791.48/x - Step 3: Cross multiply
1,509,066.99x = 2,081,457.95 × 1,024,791.48 - Step 4: Simplify right side
1,509,066.99x = 2,133,060,368,014.31 - Step 5: Solve for x
x = 2,133,060,368,014.31/1,509,066.99 - Step 6: Final answer
x = 1,413,496.14
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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.