Finding the Fourth Proportional to 1,344,227.67, 1,855,719.81 and 910,934.13
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Solution
The fourth proportional to 1,344,227.67, 1,855,719.81 and 910,934.13 is: 1,257,553.72
Step by Step Solution
- Step 1: Write the proportion equation
1,344,227.67 : 1,855,719.81 = 910,934.13 : x - Step 2: Convert to fraction form
1,344,227.67/1,855,719.81 = 910,934.13/x - Step 3: Cross multiply
1,344,227.67x = 1,855,719.81 × 910,934.13 - Step 4: Simplify right side
1,344,227.67x = 1,690,438,510,646.12 - Step 5: Solve for x
x = 1,690,438,510,646.12/1,344,227.67 - Step 6: Final answer
x = 1,257,553.72
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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.