Finding the Fourth Proportional to 2,201,853.84, 3,301,988.37 and 762,146.07
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Solution
The fourth proportional to 2,201,853.84, 3,301,988.37 and 762,146.07 is: 1,142,944.83
Step by Step Solution
- Step 1: Write the proportion equation
2,201,853.84 : 3,301,988.37 = 762,146.07 : x - Step 2: Convert to fraction form
2,201,853.84/3,301,988.37 = 762,146.07/x - Step 3: Cross multiply
2,201,853.84x = 3,301,988.37 × 762,146.07 - Step 4: Simplify right side
2,201,853.84x = 2,516,597,459,381.21 - Step 5: Solve for x
x = 2,516,597,459,381.21/2,201,853.84 - Step 6: Final answer
x = 1,142,944.83
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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.