Finding the Fourth Proportional to 3,119,690.04, 4,679,701.26 and 989,940.84
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Solution
The fourth proportional to 3,119,690.04, 4,679,701.26 and 989,940.84 is: 1,484,964.00
Step by Step Solution
- Step 1: Write the proportion equation
3,119,690.04 : 4,679,701.26 = 989,940.84 : x - Step 2: Convert to fraction form
3,119,690.04/4,679,701.26 = 989,940.84/x - Step 3: Cross multiply
3,119,690.04x = 4,679,701.26 × 989,940.84 - Step 4: Simplify right side
3,119,690.04x = 4,632,627,396,273.46 - Step 5: Solve for x
x = 4,632,627,396,273.46/3,119,690.04 - Step 6: Final answer
x = 1,484,964.00
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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.