Finding the Fourth Proportional to 4,398,317.90, 6,597,476.85 and 1,558,717.10
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Solution
The fourth proportional to 4,398,317.90, 6,597,476.85 and 1,558,717.10 is: 2,338,075.65
Step by Step Solution
- Step 1: Write the proportion equation
4,398,317.90 : 6,597,476.85 = 1,558,717.10 : x - Step 2: Convert to fraction form
4,398,317.90/6,597,476.85 = 1,558,717.10/x - Step 3: Cross multiply
4,398,317.90x = 6,597,476.85 × 1,558,717.10 - Step 4: Simplify right side
4,398,317.90x = 10,283,599,982,949.13 - Step 5: Solve for x
x = 10,283,599,982,949.13/4,398,317.90 - Step 6: Final answer
x = 2,338,075.65
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.