Finding the Fourth Proportional to 2,839,337.63, 3,918,265.64 and 1,550,177.97
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Solution
The fourth proportional to 2,839,337.63, 3,918,265.64 and 1,550,177.97 is: 2,139,234.52
Step by Step Solution
- Step 1: Write the proportion equation
2,839,337.63 : 3,918,265.64 = 1,550,177.97 : x - Step 2: Convert to fraction form
2,839,337.63/3,918,265.64 = 1,550,177.97/x - Step 3: Cross multiply
2,839,337.63x = 3,918,265.64 × 1,550,177.97 - Step 4: Simplify right side
2,839,337.63x = 6,074,009,067,985.06 - Step 5: Solve for x
x = 6,074,009,067,985.06/2,839,337.63 - Step 6: Final answer
x = 2,139,234.52
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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.