Finding the Fourth Proportional to 1,727,804.12, 2,383,259.56 and 1,048,740.62
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Solution
The fourth proportional to 1,727,804.12, 2,383,259.56 and 1,048,740.62 is: 1,446,588.23
Step by Step Solution
- Step 1: Write the proportion equation
1,727,804.12 : 2,383,259.56 = 1,048,740.62 : x - Step 2: Convert to fraction form
1,727,804.12/2,383,259.56 = 1,048,740.62/x - Step 3: Cross multiply
1,727,804.12x = 2,383,259.56 × 1,048,740.62 - Step 4: Simplify right side
1,727,804.12x = 2,499,421,094,037.18 - Step 5: Solve for x
x = 2,499,421,094,037.18/1,727,804.12 - Step 6: Final answer
x = 1,446,588.23
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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.