Finding the Fourth Proportional to 1,229,330.36, 1,842,943.76 and 471,715.51
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Solution
The fourth proportional to 1,229,330.36, 1,842,943.76 and 471,715.51 is: 707,169.68
Step by Step Solution
- Step 1: Write the proportion equation
1,229,330.36 : 1,842,943.76 = 471,715.51 : x - Step 2: Convert to fraction form
1,229,330.36/1,842,943.76 = 471,715.51/x - Step 3: Cross multiply
1,229,330.36x = 1,842,943.76 × 471,715.51 - Step 4: Simplify right side
1,229,330.36x = 869,345,155,649.72 - Step 5: Solve for x
x = 869,345,155,649.72/1,229,330.36 - Step 6: Final answer
x = 707,169.68
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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.