Finding the Fourth Proportional to 2,901,811.80, 4,352,717.70 and 907,267.80
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Solution
The fourth proportional to 2,901,811.80, 4,352,717.70 and 907,267.80 is: 1,360,901.70
Step by Step Solution
- Step 1: Write the proportion equation
2,901,811.80 : 4,352,717.70 = 907,267.80 : x - Step 2: Convert to fraction form
2,901,811.80/4,352,717.70 = 907,267.80/x - Step 3: Cross multiply
2,901,811.80x = 4,352,717.70 × 907,267.80 - Step 4: Simplify right side
2,901,811.80x = 3,949,080,611,700.06 - Step 5: Solve for x
x = 3,949,080,611,700.06/2,901,811.80 - Step 6: Final answer
x = 1,360,901.70
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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.