Finding the Fourth Proportional to 2,151,036.20, 3,226,554.30 and 655,125.80
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Solution
The fourth proportional to 2,151,036.20, 3,226,554.30 and 655,125.80 is: 982,688.70
Step by Step Solution
- Step 1: Write the proportion equation
2,151,036.20 : 3,226,554.30 = 655,125.80 : x - Step 2: Convert to fraction form
2,151,036.20/3,226,554.30 = 655,125.80/x - Step 3: Cross multiply
2,151,036.20x = 3,226,554.30 × 655,125.80 - Step 4: Simplify right side
2,151,036.20x = 2,113,798,967,030.94 - Step 5: Solve for x
x = 2,113,798,967,030.94/2,151,036.20 - Step 6: Final answer
x = 982,688.70
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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.