Finding the Fourth Proportional to 2,495,173.80, 3,742,760.70 and 2,425,189.80
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Solution
The fourth proportional to 2,495,173.80, 3,742,760.70 and 2,425,189.80 is: 3,637,784.70
Step by Step Solution
- Step 1: Write the proportion equation
2,495,173.80 : 3,742,760.70 = 2,425,189.80 : x - Step 2: Convert to fraction form
2,495,173.80/3,742,760.70 = 2,425,189.80/x - Step 3: Cross multiply
2,495,173.80x = 3,742,760.70 × 2,425,189.80 - Step 4: Simplify right side
2,495,173.80x = 9,076,905,073,480.86 - Step 5: Solve for x
x = 9,076,905,073,480.86/2,495,173.80 - Step 6: Final answer
x = 3,637,784.70
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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.