Finding the Fourth Proportional to 1,644,136.41, 2,268,956.04 and 899,106.06
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Solution
The fourth proportional to 1,644,136.41, 2,268,956.04 and 899,106.06 is: 1,240,792.50
Step by Step Solution
- Step 1: Write the proportion equation
1,644,136.41 : 2,268,956.04 = 899,106.06 : x - Step 2: Convert to fraction form
1,644,136.41/2,268,956.04 = 899,106.06/x - Step 3: Cross multiply
1,644,136.41x = 2,268,956.04 × 899,106.06 - Step 4: Simplify right side
1,644,136.41x = 2,040,032,125,437.60 - Step 5: Solve for x
x = 2,040,032,125,437.60/1,644,136.41 - Step 6: Final answer
x = 1,240,792.50
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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.