Finding the Fourth Proportional to 1,127,246.23, 1,690,508.49 and 368,882.11
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Solution
The fourth proportional to 1,127,246.23, 1,690,508.49 and 368,882.11 is: 553,205.08
Step by Step Solution
- Step 1: Write the proportion equation
1,127,246.23 : 1,690,508.49 = 368,882.11 : x - Step 2: Convert to fraction form
1,127,246.23/1,690,508.49 = 368,882.11/x - Step 3: Cross multiply
1,127,246.23x = 1,690,508.49 × 368,882.11 - Step 4: Simplify right side
1,127,246.23x = 623,598,338,764.11 - Step 5: Solve for x
x = 623,598,338,764.11/1,127,246.23 - Step 6: Final answer
x = 553,205.08
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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.