Finding the Fourth Proportional to 1,881,431.44, 2,822,106.36 and 461,494.48
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Solution
The fourth proportional to 1,881,431.44, 2,822,106.36 and 461,494.48 is: 692,231.71
Step by Step Solution
- Step 1: Write the proportion equation
1,881,431.44 : 2,822,106.36 = 461,494.48 : x - Step 2: Convert to fraction form
1,881,431.44/2,822,106.36 = 461,494.48/x - Step 3: Cross multiply
1,881,431.44x = 2,822,106.36 × 461,494.48 - Step 4: Simplify right side
1,881,431.44x = 1,302,386,507,112.89 - Step 5: Solve for x
x = 1,302,386,507,112.89/1,881,431.44 - Step 6: Final answer
x = 692,231.71
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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.