Finding the Fourth Proportional to 2,129,602.80, 3,192,828.60 and 1,006,359.60
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Solution
The fourth proportional to 2,129,602.80, 3,192,828.60 and 1,006,359.60 is: 1,508,794.84
Step by Step Solution
- Step 1: Write the proportion equation
2,129,602.80 : 3,192,828.60 = 1,006,359.60 : x - Step 2: Convert to fraction form
2,129,602.80/3,192,828.60 = 1,006,359.60/x - Step 3: Cross multiply
2,129,602.80x = 3,192,828.60 × 1,006,359.60 - Step 4: Simplify right side
2,129,602.80x = 3,213,133,712,764.56 - Step 5: Solve for x
x = 3,213,133,712,764.56/2,129,602.80 - Step 6: Final answer
x = 1,508,794.84
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.