Finding the Fourth Proportional to 1,885,402.24, 2,828,103.36 and 1,326,929.92
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Solution
The fourth proportional to 1,885,402.24, 2,828,103.36 and 1,326,929.92 is: 1,990,394.88
Step by Step Solution
- Step 1: Write the proportion equation
1,885,402.24 : 2,828,103.36 = 1,326,929.92 : x - Step 2: Convert to fraction form
1,885,402.24/2,828,103.36 = 1,326,929.92/x - Step 3: Cross multiply
1,885,402.24x = 2,828,103.36 × 1,326,929.92 - Step 4: Simplify right side
1,885,402.24x = 3,752,694,965,236.53 - Step 5: Solve for x
x = 3,752,694,965,236.53/1,885,402.24 - Step 6: Final answer
x = 1,990,394.88
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.