Finding the Fourth Proportional to 4,118,203.28, 5,683,110.71 and 2,257,615.50
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Solution
The fourth proportional to 4,118,203.28, 5,683,110.71 and 2,257,615.50 is: 3,115,504.01
Step by Step Solution
- Step 1: Write the proportion equation
4,118,203.28 : 5,683,110.71 = 2,257,615.50 : x - Step 2: Convert to fraction form
4,118,203.28/5,683,110.71 = 2,257,615.50/x - Step 3: Cross multiply
4,118,203.28x = 5,683,110.71 × 2,257,615.50 - Step 4: Simplify right side
4,118,203.28x = 12,830,278,815,823.93 - Step 5: Solve for x
x = 12,830,278,815,823.93/4,118,203.28 - Step 6: Final answer
x = 3,115,504.01
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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.