Finding the Fourth Proportional to 4,190,227.98, 6,285,590.37 and 1,312,133.10
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Solution
The fourth proportional to 4,190,227.98, 6,285,590.37 and 1,312,133.10 is: 1,968,277.43
Step by Step Solution
- Step 1: Write the proportion equation
4,190,227.98 : 6,285,590.37 = 1,312,133.10 : x - Step 2: Convert to fraction form
4,190,227.98/6,285,590.37 = 1,312,133.10/x - Step 3: Cross multiply
4,190,227.98x = 6,285,590.37 × 1,312,133.10 - Step 4: Simplify right side
4,190,227.98x = 8,247,531,177,518.25 - Step 5: Solve for x
x = 8,247,531,177,518.25/4,190,227.98 - Step 6: Final answer
x = 1,968,277.43
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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.