Finding the Fourth Proportional to 2,862,004.84, 4,285,921.28 and 2,102,044.20
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Solution
The fourth proportional to 2,862,004.84, 4,285,921.28 and 2,102,044.20 is: 3,147,861.89
Step by Step Solution
- Step 1: Write the proportion equation
2,862,004.84 : 4,285,921.28 = 2,102,044.20 : x - Step 2: Convert to fraction form
2,862,004.84/4,285,921.28 = 2,102,044.20/x - Step 3: Cross multiply
2,862,004.84x = 4,285,921.28 × 2,102,044.20 - Step 4: Simplify right side
2,862,004.84x = 9,009,195,968,280.58 - Step 5: Solve for x
x = 9,009,195,968,280.58/2,862,004.84 - Step 6: Final answer
x = 3,147,861.89
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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.