Finding the Fourth Proportional to 2,076,559.50, 2,865,652.12 and 1,122,703.50
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Solution
The fourth proportional to 2,076,559.50, 2,865,652.12 and 1,122,703.50 is: 1,549,330.84
Step by Step Solution
- Step 1: Write the proportion equation
2,076,559.50 : 2,865,652.12 = 1,122,703.50 : x - Step 2: Convert to fraction form
2,076,559.50/2,865,652.12 = 1,122,703.50/x - Step 3: Cross multiply
2,076,559.50x = 2,865,652.12 × 1,122,703.50 - Step 4: Simplify right side
2,076,559.50x = 3,217,277,664,906.42 - Step 5: Solve for x
x = 3,217,277,664,906.42/2,076,559.50 - Step 6: Final answer
x = 1,549,330.84
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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.