Finding the Fourth Proportional to 1,817,652.47, 2,508,212.93 and 1,053,755.24
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Solution
The fourth proportional to 1,817,652.47, 2,508,212.93 and 1,053,755.24 is: 1,454,096.73
Step by Step Solution
- Step 1: Write the proportion equation
1,817,652.47 : 2,508,212.93 = 1,053,755.24 : x - Step 2: Convert to fraction form
1,817,652.47/2,508,212.93 = 1,053,755.24/x - Step 3: Cross multiply
1,817,652.47x = 2,508,212.93 × 1,053,755.24 - Step 4: Simplify right side
1,817,652.47x = 2,643,042,500,213.41 - Step 5: Solve for x
x = 2,643,042,500,213.41/1,817,652.47 - Step 6: Final answer
x = 1,454,096.73
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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.