Finding the Fourth Proportional to 1,481,809.80, 2,044,897.14 and 802,746.12
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Solution
The fourth proportional to 1,481,809.80, 2,044,897.14 and 802,746.12 is: 1,107,789.44
Step by Step Solution
- Step 1: Write the proportion equation
1,481,809.80 : 2,044,897.14 = 802,746.12 : x - Step 2: Convert to fraction form
1,481,809.80/2,044,897.14 = 802,746.12/x - Step 3: Cross multiply
1,481,809.80x = 2,044,897.14 × 802,746.12 - Step 4: Simplify right side
1,481,809.80x = 1,641,533,244,934.10 - Step 5: Solve for x
x = 1,641,533,244,934.10/1,481,809.80 - Step 6: Final answer
x = 1,107,789.44
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1.5x scale
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.