Finding the Fourth Proportional to 3,892,155.98, 5,838,220.19 and 1,052,267.63
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Solution
The fourth proportional to 3,892,155.98, 5,838,220.19 and 1,052,267.63 is: 1,578,397.71
Step by Step Solution
- Step 1: Write the proportion equation
3,892,155.98 : 5,838,220.19 = 1,052,267.63 : x - Step 2: Convert to fraction form
3,892,155.98/5,838,220.19 = 1,052,267.63/x - Step 3: Cross multiply
3,892,155.98x = 5,838,220.19 × 1,052,267.63 - Step 4: Simplify right side
3,892,155.98x = 6,143,370,096,189.02 - Step 5: Solve for x
x = 6,143,370,096,189.02/3,892,155.98 - Step 6: Final answer
x = 1,578,397.71
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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.