Finding the Fourth Proportional to 1,102,678.15, 1,654,246.83 and 344,488.99
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Solution
The fourth proportional to 1,102,678.15, 1,654,246.83 and 344,488.99 is: 516,805.22
Step by Step Solution
- Step 1: Write the proportion equation
1,102,678.15 : 1,654,246.83 = 344,488.99 : x - Step 2: Convert to fraction form
1,102,678.15/1,654,246.83 = 344,488.99/x - Step 3: Cross multiply
1,102,678.15x = 1,654,246.83 × 344,488.99 - Step 4: Simplify right side
1,102,678.15x = 569,869,819,677.40 - Step 5: Solve for x
x = 569,869,819,677.40/1,102,678.15 - Step 6: Final answer
x = 516,805.22
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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.