Finding the Fourth Proportional to 4,217,538.13, 5,820,230.32 and 2,283,798.87
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Solution
The fourth proportional to 4,217,538.13, 5,820,230.32 and 2,283,798.87 is: 3,151,657.44
Step by Step Solution
- Step 1: Write the proportion equation
4,217,538.13 : 5,820,230.32 = 2,283,798.87 : x - Step 2: Convert to fraction form
4,217,538.13/5,820,230.32 = 2,283,798.87/x - Step 3: Cross multiply
4,217,538.13x = 5,820,230.32 × 2,283,798.87 - Step 4: Simplify right side
4,217,538.13x = 13,292,235,422,246.24 - Step 5: Solve for x
x = 13,292,235,422,246.24/4,217,538.13 - Step 6: Final answer
x = 3,151,657.44
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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.