Finding the Fourth Proportional to 4,283,302.16, 5,909,965.80 and 2,563,769.36
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Solution
The fourth proportional to 4,283,302.16, 5,909,965.80 and 2,563,769.36 is: 3,537,408.45
Step by Step Solution
- Step 1: Write the proportion equation
4,283,302.16 : 5,909,965.80 = 2,563,769.36 : x - Step 2: Convert to fraction form
4,283,302.16/5,909,965.80 = 2,563,769.36/x - Step 3: Cross multiply
4,283,302.16x = 5,909,965.80 × 2,563,769.36 - Step 4: Simplify right side
4,283,302.16x = 15,151,789,236,687.89 - Step 5: Solve for x
x = 15,151,789,236,687.89/4,283,302.16 - Step 6: Final answer
x = 3,537,408.45
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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.