Finding the Fourth Proportional to 2,700,439.04, 3,726,599.68 and 1,554,101.76
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Solution
The fourth proportional to 2,700,439.04, 3,726,599.68 and 1,554,101.76 is: 2,144,656.86
Step by Step Solution
- Step 1: Write the proportion equation
2,700,439.04 : 3,726,599.68 = 1,554,101.76 : x - Step 2: Convert to fraction form
2,700,439.04/3,726,599.68 = 1,554,101.76/x - Step 3: Cross multiply
2,700,439.04x = 3,726,599.68 × 1,554,101.76 - Step 4: Simplify right side
2,700,439.04x = 5,791,515,121,503.44 - Step 5: Solve for x
x = 5,791,515,121,503.44/2,700,439.04 - Step 6: Final answer
x = 2,144,656.86
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.