Finding the Fourth Proportional to 2,313,225.14, 3,191,869.77 and 1,453,176.26
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Solution
The fourth proportional to 2,313,225.14, 3,191,869.77 and 1,453,176.26 is: 2,005,143.94
Step by Step Solution
- Step 1: Write the proportion equation
2,313,225.14 : 3,191,869.77 = 1,453,176.26 : x - Step 2: Convert to fraction form
2,313,225.14/3,191,869.77 = 1,453,176.26/x - Step 3: Cross multiply
2,313,225.14x = 3,191,869.77 × 1,453,176.26 - Step 4: Simplify right side
2,313,225.14x = 4,638,349,374,775.66 - Step 5: Solve for x
x = 4,638,349,374,775.66/2,313,225.14 - Step 6: Final answer
x = 2,005,143.94
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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.