Finding the Fourth Proportional to 4,077,237.60, 6,114,301.20 and 1,236,405.60
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Solution
The fourth proportional to 4,077,237.60, 6,114,301.20 and 1,236,405.60 is: 1,854,136.79
Step by Step Solution
- Step 1: Write the proportion equation
4,077,237.60 : 6,114,301.20 = 1,236,405.60 : x - Step 2: Convert to fraction form
4,077,237.60/6,114,301.20 = 1,236,405.60/x - Step 3: Cross multiply
4,077,237.60x = 6,114,301.20 × 1,236,405.60 - Step 4: Simplify right side
4,077,237.60x = 7,559,756,243,766.72 - Step 5: Solve for x
x = 7,559,756,243,766.72/4,077,237.60 - Step 6: Final answer
x = 1,854,136.79
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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.