Finding the Fourth Proportional to 2,862,880.36, 3,950,674.72 and 1,573,711.53
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Solution
The fourth proportional to 2,862,880.36, 3,950,674.72 and 1,573,711.53 is: 2,171,666.84
Step by Step Solution
- Step 1: Write the proportion equation
2,862,880.36 : 3,950,674.72 = 1,573,711.53 : x - Step 2: Convert to fraction form
2,862,880.36/3,950,674.72 = 1,573,711.53/x - Step 3: Cross multiply
2,862,880.36x = 3,950,674.72 × 1,573,711.53 - Step 4: Simplify right side
2,862,880.36x = 6,217,222,358,143.52 - Step 5: Solve for x
x = 6,217,222,358,143.52/2,862,880.36 - Step 6: Final answer
x = 2,171,666.84
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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.