Finding the Fourth Proportional to 1,519,128.84, 2,094,728.49 and 975,059.13
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Solution
The fourth proportional to 1,519,128.84, 2,094,728.49 and 975,059.13 is: 1,344,510.15
Step by Step Solution
- Step 1: Write the proportion equation
1,519,128.84 : 2,094,728.49 = 975,059.13 : x - Step 2: Convert to fraction form
1,519,128.84/2,094,728.49 = 975,059.13/x - Step 3: Cross multiply
1,519,128.84x = 2,094,728.49 × 975,059.13 - Step 4: Simplify right side
1,519,128.84x = 2,042,484,139,045.61 - Step 5: Solve for x
x = 2,042,484,139,045.61/1,519,128.84 - Step 6: Final answer
x = 1,344,510.15
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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.