Finding the Fourth Proportional to 1,563,067.62, 2,157,149.19 and 874,808.46
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Solution
The fourth proportional to 1,563,067.62, 2,157,149.19 and 874,808.46 is: 1,207,300.53
Step by Step Solution
- Step 1: Write the proportion equation
1,563,067.62 : 2,157,149.19 = 874,808.46 : x - Step 2: Convert to fraction form
1,563,067.62/2,157,149.19 = 874,808.46/x - Step 3: Cross multiply
1,563,067.62x = 2,157,149.19 × 874,808.46 - Step 4: Simplify right side
1,563,067.62x = 1,887,092,360,894.15 - Step 5: Solve for x
x = 1,887,092,360,894.15/1,563,067.62 - Step 6: Final answer
x = 1,207,300.53
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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.