Finding the Fourth Proportional to 2,858,668.38, 3,944,970.06 and 1,569,592.26
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Solution
The fourth proportional to 2,858,668.38, 3,944,970.06 and 1,569,592.26 is: 2,166,041.54
Step by Step Solution
- Step 1: Write the proportion equation
2,858,668.38 : 3,944,970.06 = 1,569,592.26 : x - Step 2: Convert to fraction form
2,858,668.38/3,944,970.06 = 1,569,592.26/x - Step 3: Cross multiply
2,858,668.38x = 3,944,970.06 × 1,569,592.26 - Step 4: Simplify right side
2,858,668.38x = 6,191,994,472,107.74 - Step 5: Solve for x
x = 6,191,994,472,107.74/2,858,668.38 - Step 6: Final answer
x = 2,166,041.54
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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.