Finding the Fourth Proportional to 1,151,002.08, 1,726,503.12 and 486,159.84
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Solution
The fourth proportional to 1,151,002.08, 1,726,503.12 and 486,159.84 is: 729,239.76
Step by Step Solution
- Step 1: Write the proportion equation
1,151,002.08 : 1,726,503.12 = 486,159.84 : x - Step 2: Convert to fraction form
1,151,002.08/1,726,503.12 = 486,159.84/x - Step 3: Cross multiply
1,151,002.08x = 1,726,503.12 × 486,159.84 - Step 4: Simplify right side
1,151,002.08x = 839,356,480,578.70 - Step 5: Solve for x
x = 839,356,480,578.70/1,151,002.08 - Step 6: Final answer
x = 729,239.76
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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.