Finding the Fourth Proportional to 2,267,531.76, 3,129,193.68 and 1,248,936.48
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Solution
The fourth proportional to 2,267,531.76, 3,129,193.68 and 1,248,936.48 is: 1,723,532.26
Step by Step Solution
- Step 1: Write the proportion equation
2,267,531.76 : 3,129,193.68 = 1,248,936.48 : x - Step 2: Convert to fraction form
2,267,531.76/3,129,193.68 = 1,248,936.48/x - Step 3: Cross multiply
2,267,531.76x = 3,129,193.68 × 1,248,936.48 - Step 4: Simplify right side
2,267,531.76x = 3,908,164,139,937.45 - Step 5: Solve for x
x = 3,908,164,139,937.45/2,267,531.76 - Step 6: Final answer
x = 1,723,532.26
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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.