Finding the Fourth Proportional to 4,128,273.69, 5,698,924.24 and 2,475,203.09
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Solution
The fourth proportional to 4,128,273.69, 5,698,924.24 and 2,475,203.09 is: 3,416,923.37
Step by Step Solution
- Step 1: Write the proportion equation
4,128,273.69 : 5,698,924.24 = 2,475,203.09 : x - Step 2: Convert to fraction form
4,128,273.69/5,698,924.24 = 2,475,203.09/x - Step 3: Cross multiply
4,128,273.69x = 5,698,924.24 × 2,475,203.09 - Step 4: Simplify right side
4,128,273.69x = 14,105,994,874,510.50 - Step 5: Solve for x
x = 14,105,994,874,510.50/4,128,273.69 - Step 6: Final answer
x = 3,416,923.37
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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.