Finding the Fourth Proportional to 2,833,033.28, 3,909,472.17 and 1,543,846.19
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Solution
The fourth proportional to 2,833,033.28, 3,909,472.17 and 1,543,846.19 is: 2,130,445.75
Step by Step Solution
- Step 1: Write the proportion equation
2,833,033.28 : 3,909,472.17 = 1,543,846.19 : x - Step 2: Convert to fraction form
2,833,033.28/3,909,472.17 = 1,543,846.19/x - Step 3: Cross multiply
2,833,033.28x = 3,909,472.17 × 1,543,846.19 - Step 4: Simplify right side
2,833,033.28x = 6,035,623,714,565.53 - Step 5: Solve for x
x = 6,035,623,714,565.53/2,833,033.28 - Step 6: Final answer
x = 2,130,445.75
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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.