Finding the Fourth Proportional to 1,484,104.70, 2,226,157.05 and 1,011,712.70
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Solution
The fourth proportional to 1,484,104.70, 2,226,157.05 and 1,011,712.70 is: 1,517,569.05
Step by Step Solution
- Step 1: Write the proportion equation
1,484,104.70 : 2,226,157.05 = 1,011,712.70 : x - Step 2: Convert to fraction form
1,484,104.70/2,226,157.05 = 1,011,712.70/x - Step 3: Cross multiply
1,484,104.70x = 2,226,157.05 × 1,011,712.70 - Step 4: Simplify right side
1,484,104.70x = 2,252,231,359,679.53 - Step 5: Solve for x
x = 2,252,231,359,679.53/1,484,104.70 - Step 6: Final answer
x = 1,517,569.05
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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.