Finding the Fourth Proportional to 4,312,556.28, 5,951,661.84 and 2,378,985.84
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Solution
The fourth proportional to 4,312,556.28, 5,951,661.84 and 2,378,985.84 is: 3,283,184.80
Step by Step Solution
- Step 1: Write the proportion equation
4,312,556.28 : 5,951,661.84 = 2,378,985.84 : x - Step 2: Convert to fraction form
4,312,556.28/5,951,661.84 = 2,378,985.84/x - Step 3: Cross multiply
4,312,556.28x = 5,951,661.84 × 2,378,985.84 - Step 4: Simplify right side
4,312,556.28x = 14,158,919,241,828.34 - Step 5: Solve for x
x = 14,158,919,241,828.34/4,312,556.28 - Step 6: Final answer
x = 3,283,184.80
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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.