Finding the Fourth Proportional to 2,995,421.94, 4,133,763.59 and 1,833,845.49
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Solution
The fourth proportional to 2,995,421.94, 4,133,763.59 and 1,833,845.49 is: 2,530,756.55
Step by Step Solution
- Step 1: Write the proportion equation
2,995,421.94 : 4,133,763.59 = 1,833,845.49 : x - Step 2: Convert to fraction form
2,995,421.94/4,133,763.59 = 1,833,845.49/x - Step 3: Cross multiply
2,995,421.94x = 4,133,763.59 × 1,833,845.49 - Step 4: Simplify right side
2,995,421.94x = 7,580,683,707,078.48 - Step 5: Solve for x
x = 7,580,683,707,078.48/2,995,421.94 - Step 6: Final answer
x = 2,530,756.55
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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.