Finding the Fourth Proportional to 5,035,035.87, 6,948,107.73 and 2,859,291.63
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Solution
The fourth proportional to 5,035,035.87, 6,948,107.73 and 2,859,291.63 is: 3,945,685.15
Step by Step Solution
- Step 1: Write the proportion equation
5,035,035.87 : 6,948,107.73 = 2,859,291.63 : x - Step 2: Convert to fraction form
5,035,035.87/6,948,107.73 = 2,859,291.63/x - Step 3: Cross multiply
5,035,035.87x = 6,948,107.73 × 2,859,291.63 - Step 4: Simplify right side
5,035,035.87x = 19,866,666,276,727.30 - Step 5: Solve for x
x = 19,866,666,276,727.30/5,035,035.87 - Step 6: Final answer
x = 3,945,685.15
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1.5x scale
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.