Finding the Fourth Proportional to 1,432,141.84, 2,148,212.64 and 681,913.36
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Solution
The fourth proportional to 1,432,141.84, 2,148,212.64 and 681,913.36 is: 1,022,869.98
Step by Step Solution
- Step 1: Write the proportion equation
1,432,141.84 : 2,148,212.64 = 681,913.36 : x - Step 2: Convert to fraction form
1,432,141.84/2,148,212.64 = 681,913.36/x - Step 3: Cross multiply
1,432,141.84x = 2,148,212.64 × 681,913.36 - Step 4: Simplify right side
1,432,141.84x = 1,464,894,899,336.87 - Step 5: Solve for x
x = 1,464,894,899,336.87/1,432,141.84 - Step 6: Final answer
x = 1,022,869.98
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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.