Finding the Fourth Proportional to 1,563,506.07, 2,157,674.91 and 875,160.80
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Solution
The fourth proportional to 1,563,506.07, 2,157,674.91 and 875,160.80 is: 1,207,742.36
Step by Step Solution
- Step 1: Write the proportion equation
1,563,506.07 : 2,157,674.91 = 875,160.80 : x - Step 2: Convert to fraction form
1,563,506.07/2,157,674.91 = 875,160.80/x - Step 3: Cross multiply
1,563,506.07x = 2,157,674.91 × 875,160.80 - Step 4: Simplify right side
1,563,506.07x = 1,888,312,511,456.28 - Step 5: Solve for x
x = 1,888,312,511,456.28/1,563,506.07 - Step 6: Final answer
x = 1,207,742.36
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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.