Finding the Fourth Proportional to 1,012,028.44, 1,396,544.68 and 559,292.44
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Solution
The fourth proportional to 1,012,028.44, 1,396,544.68 and 559,292.44 is: 771,793.41
Step by Step Solution
- Step 1: Write the proportion equation
1,012,028.44 : 1,396,544.68 = 559,292.44 : x - Step 2: Convert to fraction form
1,012,028.44/1,396,544.68 = 559,292.44/x - Step 3: Cross multiply
1,012,028.44x = 1,396,544.68 × 559,292.44 - Step 4: Simplify right side
1,012,028.44x = 781,076,881,646.22 - Step 5: Solve for x
x = 781,076,881,646.22/1,012,028.44 - Step 6: Final answer
x = 771,793.41
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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.