Finding the Fourth Proportional to 1,658,136.87, 2,487,062.40 and 1,009,544.97
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Solution
The fourth proportional to 1,658,136.87, 2,487,062.40 and 1,009,544.97 is: 1,514,230.45
Step by Step Solution
- Step 1: Write the proportion equation
1,658,136.87 : 2,487,062.40 = 1,009,544.97 : x - Step 2: Convert to fraction form
1,658,136.87/2,487,062.40 = 1,009,544.97/x - Step 3: Cross multiply
1,658,136.87x = 2,487,062.40 × 1,009,544.97 - Step 4: Simplify right side
1,658,136.87x = 2,510,801,335,996.13 - Step 5: Solve for x
x = 2,510,801,335,996.13/1,658,136.87 - Step 6: Final answer
x = 1,514,230.45
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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.