Finding the Fourth Proportional to 1,310,124.20, 1,808,006.70 and 737,184.68
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Solution
The fourth proportional to 1,310,124.20, 1,808,006.70 and 737,184.68 is: 1,017,334.72
Step by Step Solution
- Step 1: Write the proportion equation
1,310,124.20 : 1,808,006.70 = 737,184.68 : x - Step 2: Convert to fraction form
1,310,124.20/1,808,006.70 = 737,184.68/x - Step 3: Cross multiply
1,310,124.20x = 1,808,006.70 × 737,184.68 - Step 4: Simplify right side
1,310,124.20x = 1,332,834,840,577.36 - Step 5: Solve for x
x = 1,332,834,840,577.36/1,310,124.20 - Step 6: Final answer
x = 1,017,334.72
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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.