Finding the Fourth Proportional to 2,833,162.16, 3,909,649.68 and 1,543,974.87
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Solution
The fourth proportional to 2,833,162.16, 3,909,649.68 and 1,543,974.87 is: 2,130,623.14
Step by Step Solution
- Step 1: Write the proportion equation
2,833,162.16 : 3,909,649.68 = 1,543,974.87 : x - Step 2: Convert to fraction form
2,833,162.16/3,909,649.68 = 1,543,974.87/x - Step 3: Cross multiply
2,833,162.16x = 3,909,649.68 × 1,543,974.87 - Step 4: Simplify right side
2,833,162.16x = 6,036,400,856,423.54 - Step 5: Solve for x
x = 6,036,400,856,423.54/2,833,162.16 - Step 6: Final answer
x = 2,130,623.14
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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.