Finding the Fourth Proportional to 2,072,837.79, 3,109,368.06 and 653,004.99
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Solution
The fourth proportional to 2,072,837.79, 3,109,368.06 and 653,004.99 is: 979,542.57
Step by Step Solution
- Step 1: Write the proportion equation
2,072,837.79 : 3,109,368.06 = 653,004.99 : x - Step 2: Convert to fraction form
2,072,837.79/3,109,368.06 = 653,004.99/x - Step 3: Cross multiply
2,072,837.79x = 3,109,368.06 × 653,004.99 - Step 4: Simplify right side
2,072,837.79x = 2,030,432,858,926.62 - Step 5: Solve for x
x = 2,030,432,858,926.62/2,072,837.79 - Step 6: Final answer
x = 979,542.57
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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.