Finding the Fourth Proportional to 994,101.14, 1,371,898.42 and 564,421.26
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Solution
The fourth proportional to 994,101.14, 1,371,898.42 and 564,421.26 is: 778,923.39
Step by Step Solution
- Step 1: Write the proportion equation
994,101.14 : 1,371,898.42 = 564,421.26 : x - Step 2: Convert to fraction form
994,101.14/1,371,898.42 = 564,421.26/x - Step 3: Cross multiply
994,101.14x = 1,371,898.42 × 564,421.26 - Step 4: Simplify right side
994,101.14x = 774,328,634,808.41 - Step 5: Solve for x
x = 774,328,634,808.41/994,101.14 - Step 6: Final answer
x = 778,923.39
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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.