Finding the Fourth Proportional to 2,831,377.68, 3,907,391.40 and 1,542,259.44
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Solution
The fourth proportional to 2,831,377.68, 3,907,391.40 and 1,542,259.44 is: 2,128,367.16
Step by Step Solution
- Step 1: Write the proportion equation
2,831,377.68 : 3,907,391.40 = 1,542,259.44 : x - Step 2: Convert to fraction form
2,831,377.68/3,907,391.40 = 1,542,259.44/x - Step 3: Cross multiply
2,831,377.68x = 3,907,391.40 × 1,542,259.44 - Step 4: Simplify right side
2,831,377.68x = 6,026,211,272,424.82 - Step 5: Solve for x
x = 6,026,211,272,424.82/2,831,377.68 - Step 6: Final answer
x = 2,128,367.16
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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.