Finding the Fourth Proportional to 1,019,135.37, 1,406,424.14 and 560,269.05
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Solution
The fourth proportional to 1,019,135.37, 1,406,424.14 and 560,269.05 is: 773,180.81
Step by Step Solution
- Step 1: Write the proportion equation
1,019,135.37 : 1,406,424.14 = 560,269.05 : x - Step 2: Convert to fraction form
1,019,135.37/1,406,424.14 = 560,269.05/x - Step 3: Cross multiply
1,019,135.37x = 1,406,424.14 × 560,269.05 - Step 4: Simplify right side
1,019,135.37x = 787,975,914,013.52 - Step 5: Solve for x
x = 787,975,914,013.52/1,019,135.37 - Step 6: Final answer
x = 773,180.81
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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.