Finding the Fourth Proportional to 1,770,599.36, 2,443,262.24 and 1,006,503.36
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Solution
The fourth proportional to 1,770,599.36, 2,443,262.24 and 1,006,503.36 is: 1,388,880.91
Step by Step Solution
- Step 1: Write the proportion equation
1,770,599.36 : 2,443,262.24 = 1,006,503.36 : x - Step 2: Convert to fraction form
1,770,599.36/2,443,262.24 = 1,006,503.36/x - Step 3: Cross multiply
1,770,599.36x = 2,443,262.24 × 1,006,503.36 - Step 4: Simplify right side
1,770,599.36x = 2,459,151,653,921.13 - Step 5: Solve for x
x = 2,459,151,653,921.13/1,770,599.36 - Step 6: Final answer
x = 1,388,880.91
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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.