Finding the Fourth Proportional to 1,107,056.96, 1,654,519.92 and 808,166.96
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Solution
The fourth proportional to 1,107,056.96, 1,654,519.92 and 808,166.96 is: 1,207,822.53
Step by Step Solution
- Step 1: Write the proportion equation
1,107,056.96 : 1,654,519.92 = 808,166.96 : x - Step 2: Convert to fraction form
1,107,056.96/1,654,519.92 = 808,166.96/x - Step 3: Cross multiply
1,107,056.96x = 1,654,519.92 × 808,166.96 - Step 4: Simplify right side
1,107,056.96x = 1,337,128,334,005.84 - Step 5: Solve for x
x = 1,337,128,334,005.84/1,107,056.96 - Step 6: Final answer
x = 1,207,822.53
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.