Finding the Fourth Proportional to 1,214,482.56, 1,676,133.70 and 705,184.92
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Solution
The fourth proportional to 1,214,482.56, 1,676,133.70 and 705,184.92 is: 973,240.99
Step by Step Solution
- Step 1: Write the proportion equation
1,214,482.56 : 1,676,133.70 = 705,184.92 : x - Step 2: Convert to fraction form
1,214,482.56/1,676,133.70 = 705,184.92/x - Step 3: Cross multiply
1,214,482.56x = 1,676,133.70 × 705,184.92 - Step 4: Simplify right side
1,214,482.56x = 1,181,984,209,143.80 - Step 5: Solve for x
x = 1,181,984,209,143.80/1,214,482.56 - Step 6: Final answer
x = 973,240.99
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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.