Finding the Fourth Proportional to 1,175,804.10, 1,622,562.36 and 692,389.62
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Solution
The fourth proportional to 1,175,804.10, 1,622,562.36 and 692,389.62 is: 955,469.82
Step by Step Solution
- Step 1: Write the proportion equation
1,175,804.10 : 1,622,562.36 = 692,389.62 : x - Step 2: Convert to fraction form
1,175,804.10/1,622,562.36 = 692,389.62/x - Step 3: Cross multiply
1,175,804.10x = 1,622,562.36 × 692,389.62 - Step 4: Simplify right side
1,175,804.10x = 1,123,445,335,866.70 - Step 5: Solve for x
x = 1,123,445,335,866.70/1,175,804.10 - Step 6: Final answer
x = 955,469.82
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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.