Finding the Fourth Proportional to 2,487,630.66, 3,723,970.70 and 2,227,777.40
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Solution
The fourth proportional to 2,487,630.66, 3,723,970.70 and 2,227,777.40 is: 3,334,971.66
Step by Step Solution
- Step 1: Write the proportion equation
2,487,630.66 : 3,723,970.70 = 2,227,777.40 : x - Step 2: Convert to fraction form
2,487,630.66/3,723,970.70 = 2,227,777.40/x - Step 3: Cross multiply
2,487,630.66x = 3,723,970.70 × 2,227,777.40 - Step 4: Simplify right side
2,487,630.66x = 8,296,177,763,722.18 - Step 5: Solve for x
x = 8,296,177,763,722.18/2,487,630.66 - Step 6: Final answer
x = 3,334,971.66
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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.