Finding the Fourth Proportional to 2,958,862.22, 4,438,337.06 and 828,811.70
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Solution
The fourth proportional to 2,958,862.22, 4,438,337.06 and 828,811.70 is: 1,243,229.80
Step by Step Solution
- Step 1: Write the proportion equation
2,958,862.22 : 4,438,337.06 = 828,811.70 : x - Step 2: Convert to fraction form
2,958,862.22/4,438,337.06 = 828,811.70/x - Step 3: Cross multiply
2,958,862.22x = 4,438,337.06 × 828,811.70 - Step 4: Simplify right side
2,958,862.22x = 3,678,545,683,871.60 - Step 5: Solve for x
x = 3,678,545,683,871.60/2,958,862.22 - Step 6: Final answer
x = 1,243,229.80
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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.