Finding the Fourth Proportional to 1,923,228.18, 2,653,876.76 and 1,063,769.94
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Solution
The fourth proportional to 1,923,228.18, 2,653,876.76 and 1,063,769.94 is: 1,467,903.99
Step by Step Solution
- Step 1: Write the proportion equation
1,923,228.18 : 2,653,876.76 = 1,063,769.94 : x - Step 2: Convert to fraction form
1,923,228.18/2,653,876.76 = 1,063,769.94/x - Step 3: Cross multiply
1,923,228.18x = 2,653,876.76 × 1,063,769.94 - Step 4: Simplify right side
1,923,228.18x = 2,823,114,321,752.59 - Step 5: Solve for x
x = 2,823,114,321,752.59/1,923,228.18 - Step 6: Final answer
x = 1,467,903.99
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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.