Finding the Fourth Proportional to 4,798,497.84, 7,197,746.75 and 1,603,624.05
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Solution
The fourth proportional to 4,798,497.84, 7,197,746.75 and 1,603,624.05 is: 2,405,436.07
Step by Step Solution
- Step 1: Write the proportion equation
4,798,497.84 : 7,197,746.75 = 1,603,624.05 : x - Step 2: Convert to fraction form
4,798,497.84/7,197,746.75 = 1,603,624.05/x - Step 3: Cross multiply
4,798,497.84x = 7,197,746.75 × 1,603,624.05 - Step 4: Simplify right side
4,798,497.84x = 11,542,479,794,109.34 - Step 5: Solve for x
x = 11,542,479,794,109.34/4,798,497.84 - Step 6: Final answer
x = 2,405,436.07
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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.