Finding the Fourth Proportional to 1,103,316.42, 1,654,972.21 and 293,701.02
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Solution
The fourth proportional to 1,103,316.42, 1,654,972.21 and 293,701.02 is: 440,550.89
Step by Step Solution
- Step 1: Write the proportion equation
1,103,316.42 : 1,654,972.21 = 293,701.02 : x - Step 2: Convert to fraction form
1,103,316.42/1,654,972.21 = 293,701.02/x - Step 3: Cross multiply
1,103,316.42x = 1,654,972.21 × 293,701.02 - Step 4: Simplify right side
1,103,316.42x = 486,067,027,966.79 - Step 5: Solve for x
x = 486,067,027,966.79/1,103,316.42 - Step 6: Final answer
x = 440,550.89
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.