Finding the Fourth Proportional to 1,914,497.84, 2,642,007.49 and 1,043,332.79
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Solution
The fourth proportional to 1,914,497.84, 2,642,007.49 and 1,043,332.79 is: 1,439,799.50
Step by Step Solution
- Step 1: Write the proportion equation
1,914,497.84 : 2,642,007.49 = 1,043,332.79 : x - Step 2: Convert to fraction form
1,914,497.84/2,642,007.49 = 1,043,332.79/x - Step 3: Cross multiply
1,914,497.84x = 2,642,007.49 × 1,043,332.79 - Step 4: Simplify right side
1,914,497.84x = 2,756,493,029,924.23 - Step 5: Solve for x
x = 2,756,493,029,924.23/1,914,497.84 - Step 6: Final answer
x = 1,439,799.50
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.