Finding the Fourth Proportional to 1,469,134.98, 2,027,406.26 and 824,555.18
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Solution
The fourth proportional to 1,469,134.98, 2,027,406.26 and 824,555.18 is: 1,137,886.13
Step by Step Solution
- Step 1: Write the proportion equation
1,469,134.98 : 2,027,406.26 = 824,555.18 : x - Step 2: Convert to fraction form
1,469,134.98/2,027,406.26 = 824,555.18/x - Step 3: Cross multiply
1,469,134.98x = 2,027,406.26 × 824,555.18 - Step 4: Simplify right side
1,469,134.98x = 1,671,708,319,387.62 - Step 5: Solve for x
x = 1,671,708,319,387.62/1,469,134.98 - Step 6: Final answer
x = 1,137,886.13
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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.