Finding the Fourth Proportional to 1,579,000.82, 2,368,895.80 and 457,069.82
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Solution
The fourth proportional to 1,579,000.82, 2,368,895.80 and 457,069.82 is: 685,718.95
Step by Step Solution
- Step 1: Write the proportion equation
1,579,000.82 : 2,368,895.80 = 457,069.82 : x - Step 2: Convert to fraction form
1,579,000.82/2,368,895.80 = 457,069.82/x - Step 3: Cross multiply
1,579,000.82x = 2,368,895.80 × 457,069.82 - Step 4: Simplify right side
1,579,000.82x = 1,082,750,776,904.76 - Step 5: Solve for x
x = 1,082,750,776,904.76/1,579,000.82 - Step 6: Final answer
x = 685,718.95
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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.