Finding the Fourth Proportional to 2,217,766.08, 3,060,519.36 and 1,199,170.56
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Solution
The fourth proportional to 2,217,766.08, 3,060,519.36 and 1,199,170.56 is: 1,654,856.55
Step by Step Solution
- Step 1: Write the proportion equation
2,217,766.08 : 3,060,519.36 = 1,199,170.56 : x - Step 2: Convert to fraction form
2,217,766.08/3,060,519.36 = 1,199,170.56/x - Step 3: Cross multiply
2,217,766.08x = 3,060,519.36 × 1,199,170.56 - Step 4: Simplify right side
2,217,766.08x = 3,670,084,714,822.04 - Step 5: Solve for x
x = 3,670,084,714,822.04/2,217,766.08 - Step 6: Final answer
x = 1,654,856.55
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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.