Finding the Fourth Proportional to 4,768,983.54, 6,581,135.39 and 2,593,480.28
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Solution
The fourth proportional to 4,768,983.54, 6,581,135.39 and 2,593,480.28 is: 3,578,969.12
Step by Step Solution
- Step 1: Write the proportion equation
4,768,983.54 : 6,581,135.39 = 2,593,480.28 : x - Step 2: Convert to fraction form
4,768,983.54/6,581,135.39 = 2,593,480.28/x - Step 3: Cross multiply
4,768,983.54x = 6,581,135.39 × 2,593,480.28 - Step 4: Simplify right side
4,768,983.54x = 17,068,044,808,102.03 - Step 5: Solve for x
x = 17,068,044,808,102.03/4,768,983.54 - Step 6: Final answer
x = 3,578,969.12
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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.