Finding the Fourth Proportional to 1,611,580.80, 2,417,108.41 and 474,076.92
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Solution
The fourth proportional to 1,611,580.80, 2,417,108.41 and 474,076.92 is: 711,038.07
Step by Step Solution
- Step 1: Write the proportion equation
1,611,580.80 : 2,417,108.41 = 474,076.92 : x - Step 2: Convert to fraction form
1,611,580.80/2,417,108.41 = 474,076.92/x - Step 3: Cross multiply
1,611,580.80x = 2,417,108.41 × 474,076.92 - Step 4: Simplify right side
1,611,580.80x = 1,145,895,298,233.36 - Step 5: Solve for x
x = 1,145,895,298,233.36/1,611,580.80 - Step 6: Final answer
x = 711,038.07
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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.