Finding the Fourth Proportional to 1,564,676.68, 2,157,424.98 and 1,451,302.60
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Solution
The fourth proportional to 1,564,676.68, 2,157,424.98 and 1,451,302.60 is: 2,001,101.26
Step by Step Solution
- Step 1: Write the proportion equation
1,564,676.68 : 2,157,424.98 = 1,451,302.60 : x - Step 2: Convert to fraction form
1,564,676.68/2,157,424.98 = 1,451,302.60/x - Step 3: Cross multiply
1,564,676.68x = 2,157,424.98 × 1,451,302.60 - Step 4: Simplify right side
1,564,676.68x = 3,131,076,482,778.95 - Step 5: Solve for x
x = 3,131,076,482,778.95/1,564,676.68 - Step 6: Final answer
x = 2,001,101.26
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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.