Finding the Fourth Proportional to 4,803,674.29, 7,205,649.05 and 1,885,645.70
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Solution
The fourth proportional to 4,803,674.29, 7,205,649.05 and 1,885,645.70 is: 2,828,522.58
Step by Step Solution
- Step 1: Write the proportion equation
4,803,674.29 : 7,205,649.05 = 1,885,645.70 : x - Step 2: Convert to fraction form
4,803,674.29/7,205,649.05 = 1,885,645.70/x - Step 3: Cross multiply
4,803,674.29x = 7,205,649.05 × 1,885,645.70 - Step 4: Simplify right side
4,803,674.29x = 13,587,301,173,105.41 - Step 5: Solve for x
x = 13,587,301,173,105.41/4,803,674.29 - Step 6: Final answer
x = 2,828,522.58
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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.