Finding the Fourth Proportional to 2,102,563.64, 3,142,325.68 and 1,535,141.03
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Solution
The fourth proportional to 2,102,563.64, 3,142,325.68 and 1,535,141.03 is: 2,294,300.62
Step by Step Solution
- Step 1: Write the proportion equation
2,102,563.64 : 3,142,325.68 = 1,535,141.03 : x - Step 2: Convert to fraction form
2,102,563.64/3,142,325.68 = 1,535,141.03/x - Step 3: Cross multiply
2,102,563.64x = 3,142,325.68 × 1,535,141.03 - Step 4: Simplify right side
2,102,563.64x = 4,823,913,061,441.17 - Step 5: Solve for x
x = 4,823,913,061,441.17/2,102,563.64 - Step 6: Final answer
x = 2,294,300.62
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.