Finding the Fourth Proportional to 2,116,968.08, 2,921,205.08 and 1,199,014.08
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Solution
The fourth proportional to 2,116,968.08, 2,921,205.08 and 1,199,014.08 is: 1,654,520.00
Step by Step Solution
- Step 1: Write the proportion equation
2,116,968.08 : 2,921,205.08 = 1,199,014.08 : x - Step 2: Convert to fraction form
2,116,968.08/2,921,205.08 = 1,199,014.08/x - Step 3: Cross multiply
2,116,968.08x = 2,921,205.08 × 1,199,014.08 - Step 4: Simplify right side
2,116,968.08x = 3,502,566,021,487.53 - Step 5: Solve for x
x = 3,502,566,021,487.53/2,116,968.08 - Step 6: Final answer
x = 1,654,520.00
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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.