Finding the Fourth Proportional to 1,895,771.36, 2,616,169.68 and 1,036,341.92
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Solution
The fourth proportional to 1,895,771.36, 2,616,169.68 and 1,036,341.92 is: 1,430,154.69
Step by Step Solution
- Step 1: Write the proportion equation
1,895,771.36 : 2,616,169.68 = 1,036,341.92 : x - Step 2: Convert to fraction form
1,895,771.36/2,616,169.68 = 1,036,341.92/x - Step 3: Cross multiply
1,895,771.36x = 2,616,169.68 × 1,036,341.92 - Step 4: Simplify right side
1,895,771.36x = 2,711,246,309,216.99 - Step 5: Solve for x
x = 2,711,246,309,216.99/1,895,771.36 - Step 6: Final answer
x = 1,430,154.69
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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.