Finding the Fourth Proportional to 1,407,448.98, 1,942,232.33 and 834,148.80
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Solution
The fourth proportional to 1,407,448.98, 1,942,232.33 and 834,148.80 is: 1,151,097.33
Step by Step Solution
- Step 1: Write the proportion equation
1,407,448.98 : 1,942,232.33 = 834,148.80 : x - Step 2: Convert to fraction form
1,407,448.98/1,942,232.33 = 834,148.80/x - Step 3: Cross multiply
1,407,448.98x = 1,942,232.33 × 834,148.80 - Step 4: Simplify right side
1,407,448.98x = 1,620,110,763,219.96 - Step 5: Solve for x
x = 1,620,110,763,219.96/1,407,448.98 - Step 6: Final answer
x = 1,151,097.33
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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.