Finding the Fourth Proportional to 2,756,261.56, 4,134,122.94 and 837,189.43
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Solution
The fourth proportional to 2,756,261.56, 4,134,122.94 and 837,189.43 is: 1,255,702.31
Step by Step Solution
- Step 1: Write the proportion equation
2,756,261.56 : 4,134,122.94 = 837,189.43 : x - Step 2: Convert to fraction form
2,756,261.56/4,134,122.94 = 837,189.43/x - Step 3: Cross multiply
2,756,261.56x = 4,134,122.94 × 837,189.43 - Step 4: Simplify right side
2,756,261.56x = 3,461,044,017,353.22 - Step 5: Solve for x
x = 3,461,044,017,353.22/2,756,261.56 - Step 6: Final answer
x = 1,255,702.31
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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.