Finding the Fourth Proportional to 1,289,227.67, 1,776,882.15 and 944,330.84
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Solution
The fourth proportional to 1,289,227.67, 1,776,882.15 and 944,330.84 is: 1,301,526.99
Step by Step Solution
- Step 1: Write the proportion equation
1,289,227.67 : 1,776,882.15 = 944,330.84 : x - Step 2: Convert to fraction form
1,289,227.67/1,776,882.15 = 944,330.84/x - Step 3: Cross multiply
1,289,227.67x = 1,776,882.15 × 944,330.84 - Step 4: Simplify right side
1,289,227.67x = 1,677,964,613,290.51 - Step 5: Solve for x
x = 1,677,964,613,290.51/1,289,227.67 - Step 6: Final answer
x = 1,301,526.99
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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.