Finding the Fourth Proportional to 1,898,742.70, 2,848,125.93 and 776,811.70
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Solution
The fourth proportional to 1,898,742.70, 2,848,125.93 and 776,811.70 is: 1,165,222.41
Step by Step Solution
- Step 1: Write the proportion equation
1,898,742.70 : 2,848,125.93 = 776,811.70 : x - Step 2: Convert to fraction form
1,898,742.70/2,848,125.93 = 776,811.70/x - Step 3: Cross multiply
1,898,742.70x = 2,848,125.93 × 776,811.70 - Step 4: Simplify right side
1,898,742.70x = 2,212,457,545,497.38 - Step 5: Solve for x
x = 2,212,457,545,497.38/1,898,742.70 - Step 6: Final answer
x = 1,165,222.41
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.