Finding the Fourth Proportional to 5,156,094.60, 7,730,462.88 and 2,422,116.18
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Solution
The fourth proportional to 5,156,094.60, 7,730,462.88 and 2,422,116.18 is: 3,631,446.02
Step by Step Solution
- Step 1: Write the proportion equation
5,156,094.60 : 7,730,462.88 = 2,422,116.18 : x - Step 2: Convert to fraction form
5,156,094.60/7,730,462.88 = 2,422,116.18/x - Step 3: Cross multiply
5,156,094.60x = 7,730,462.88 × 2,422,116.18 - Step 4: Simplify right side
5,156,094.60x = 18,724,079,220,537.40 - Step 5: Solve for x
x = 18,724,079,220,537.40/5,156,094.60 - Step 6: Final answer
x = 3,631,446.02
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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.