Finding the Fourth Proportional to 2,171,538.68, 3,256,246.71 and 891,804.09
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Solution
The fourth proportional to 2,171,538.68, 3,256,246.71 and 891,804.09 is: 1,337,270.28
Step by Step Solution
- Step 1: Write the proportion equation
2,171,538.68 : 3,256,246.71 = 891,804.09 : x - Step 2: Convert to fraction form
2,171,538.68/3,256,246.71 = 891,804.09/x - Step 3: Cross multiply
2,171,538.68x = 3,256,246.71 × 891,804.09 - Step 4: Simplify right side
2,171,538.68x = 2,903,934,134,027.04 - Step 5: Solve for x
x = 2,903,934,134,027.04/2,171,538.68 - Step 6: Final answer
x = 1,337,270.28
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.