Finding the Fourth Proportional to 2,775,675.98, 3,831,489.87 and 1,809,041.42
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Solution
The fourth proportional to 2,775,675.98, 3,831,489.87 and 1,809,041.42 is: 2,497,166.07
Step by Step Solution
- Step 1: Write the proportion equation
2,775,675.98 : 3,831,489.87 = 1,809,041.42 : x - Step 2: Convert to fraction form
2,775,675.98/3,831,489.87 = 1,809,041.42/x - Step 3: Cross multiply
2,775,675.98x = 3,831,489.87 × 1,809,041.42 - Step 4: Simplify right side
2,775,675.98x = 6,931,323,875,140.42 - Step 5: Solve for x
x = 6,931,323,875,140.42/2,775,675.98 - Step 6: Final answer
x = 2,497,166.07
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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.