Finding the Fourth Proportional to 2,201,405.96, 3,037,362.84 and 1,270,886.06
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Solution
The fourth proportional to 2,201,405.96, 3,037,362.84 and 1,270,886.06 is: 1,753,489.43
Step by Step Solution
- Step 1: Write the proportion equation
2,201,405.96 : 3,037,362.84 = 1,270,886.06 : x - Step 2: Convert to fraction form
2,201,405.96/3,037,362.84 = 1,270,886.06/x - Step 3: Cross multiply
2,201,405.96x = 3,037,362.84 × 1,270,886.06 - Step 4: Simplify right side
2,201,405.96x = 3,860,142,092,518.01 - Step 5: Solve for x
x = 3,860,142,092,518.01/2,201,405.96 - Step 6: Final answer
x = 1,753,489.43
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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.