Finding the Fourth Proportional to 1,798,160.48, 2,481,510.20 and 1,073,428.84
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Solution
The fourth proportional to 1,798,160.48, 2,481,510.20 and 1,073,428.84 is: 1,481,360.89
Step by Step Solution
- Step 1: Write the proportion equation
1,798,160.48 : 2,481,510.20 = 1,073,428.84 : x - Step 2: Convert to fraction form
1,798,160.48/2,481,510.20 = 1,073,428.84/x - Step 3: Cross multiply
1,798,160.48x = 2,481,510.20 × 1,073,428.84 - Step 4: Simplify right side
1,798,160.48x = 2,663,724,615,434.17 - Step 5: Solve for x
x = 2,663,724,615,434.17/1,798,160.48 - Step 6: Final answer
x = 1,481,360.89
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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.