Finding the Fourth Proportional to 2,177,700.91, 3,266,987.40 and 1,219,519.14
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Solution
The fourth proportional to 2,177,700.91, 3,266,987.40 and 1,219,519.14 is: 1,829,522.89
Step by Step Solution
- Step 1: Write the proportion equation
2,177,700.91 : 3,266,987.40 = 1,219,519.14 : x - Step 2: Convert to fraction form
2,177,700.91/3,266,987.40 = 1,219,519.14/x - Step 3: Cross multiply
2,177,700.91x = 3,266,987.40 × 1,219,519.14 - Step 4: Simplify right side
2,177,700.91x = 3,984,153,658,341.24 - Step 5: Solve for x
x = 3,984,153,658,341.24/2,177,700.91 - Step 6: Final answer
x = 1,829,522.89
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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.