Finding the Fourth Proportional to 1,581,450.80, 2,182,934.76 and 961,254.08
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Solution
The fourth proportional to 1,581,450.80, 2,182,934.76 and 961,254.08 is: 1,326,854.39
Step by Step Solution
- Step 1: Write the proportion equation
1,581,450.80 : 2,182,934.76 = 961,254.08 : x - Step 2: Convert to fraction form
1,581,450.80/2,182,934.76 = 961,254.08/x - Step 3: Cross multiply
1,581,450.80x = 2,182,934.76 × 961,254.08 - Step 4: Simplify right side
1,581,450.80x = 2,098,354,944,423.82 - Step 5: Solve for x
x = 2,098,354,944,423.82/1,581,450.80 - Step 6: Final answer
x = 1,326,854.39
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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.