Finding the Fourth Proportional to 1,658,395.62, 2,487,450.06 and 1,009,804.32
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Solution
The fourth proportional to 1,658,395.62, 2,487,450.06 and 1,009,804.32 is: 1,514,619.18
Step by Step Solution
- Step 1: Write the proportion equation
1,658,395.62 : 2,487,450.06 = 1,009,804.32 : x - Step 2: Convert to fraction form
1,658,395.62/2,487,450.06 = 1,009,804.32/x - Step 3: Cross multiply
1,658,395.62x = 2,487,450.06 × 1,009,804.32 - Step 4: Simplify right side
1,658,395.62x = 2,511,837,816,372.26 - Step 5: Solve for x
x = 2,511,837,816,372.26/1,658,395.62 - Step 6: Final answer
x = 1,514,619.18
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.