Finding the Fourth Proportional to 1,593,590.42, 2,199,076.44 and 868,435.94
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Solution
The fourth proportional to 1,593,590.42, 2,199,076.44 and 868,435.94 is: 1,198,398.91
Step by Step Solution
- Step 1: Write the proportion equation
1,593,590.42 : 2,199,076.44 = 868,435.94 : x - Step 2: Convert to fraction form
1,593,590.42/2,199,076.44 = 868,435.94/x - Step 3: Cross multiply
1,593,590.42x = 2,199,076.44 × 868,435.94 - Step 4: Simplify right side
1,593,590.42x = 1,909,757,015,303.25 - Step 5: Solve for x
x = 1,909,757,015,303.25/1,593,590.42 - Step 6: Final answer
x = 1,198,398.91
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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.