Finding the Fourth Proportional to 845,519.34, 1,269,544.08 and 732,018.17
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Solution
The fourth proportional to 845,519.34, 1,269,544.08 and 732,018.17 is: 1,099,122.50
Step by Step Solution
- Step 1: Write the proportion equation
845,519.34 : 1,269,544.08 = 732,018.17 : x - Step 2: Convert to fraction form
845,519.34/1,269,544.08 = 732,018.17/x - Step 3: Cross multiply
845,519.34x = 1,269,544.08 × 732,018.17 - Step 4: Simplify right side
845,519.34x = 929,329,327,828.21 - Step 5: Solve for x
x = 929,329,327,828.21/845,519.34 - Step 6: Final answer
x = 1,099,122.50
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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.