Finding the Fourth Proportional to 1,724,471.39, 2,379,656.64 and 1,035,733.98
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Solution
The fourth proportional to 1,724,471.39, 2,379,656.64 and 1,035,733.98 is: 1,429,244.50
Step by Step Solution
- Step 1: Write the proportion equation
1,724,471.39 : 2,379,656.64 = 1,035,733.98 : x - Step 2: Convert to fraction form
1,724,471.39/2,379,656.64 = 1,035,733.98/x - Step 3: Cross multiply
1,724,471.39x = 2,379,656.64 × 1,035,733.98 - Step 4: Simplify right side
1,724,471.39x = 2,464,691,242,780.63 - Step 5: Solve for x
x = 2,464,691,242,780.63/1,724,471.39 - Step 6: Final answer
x = 1,429,244.50
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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.