Finding the Fourth Proportional to 1,674,161.99, 2,310,332.06 and 910,215.54
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Solution
The fourth proportional to 1,674,161.99, 2,310,332.06 and 910,215.54 is: 1,256,091.20
Step by Step Solution
- Step 1: Write the proportion equation
1,674,161.99 : 2,310,332.06 = 910,215.54 : x - Step 2: Convert to fraction form
1,674,161.99/2,310,332.06 = 910,215.54/x - Step 3: Cross multiply
1,674,161.99x = 2,310,332.06 × 910,215.54 - Step 4: Simplify right side
1,674,161.99x = 2,102,900,139,021.14 - Step 5: Solve for x
x = 2,102,900,139,021.14/1,674,161.99 - Step 6: Final answer
x = 1,256,091.20
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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.