Finding the Fourth Proportional to 2,862,453.88, 3,950,135.58 and 1,573,293.91
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Solution
The fourth proportional to 2,862,453.88, 3,950,135.58 and 1,573,293.91 is: 2,171,117.69
Step by Step Solution
- Step 1: Write the proportion equation
2,862,453.88 : 3,950,135.58 = 1,573,293.91 : x - Step 2: Convert to fraction form
2,862,453.88/3,950,135.58 = 1,573,293.91/x - Step 3: Cross multiply
2,862,453.88x = 3,950,135.58 × 1,573,293.91 - Step 4: Simplify right side
2,862,453.88x = 6,214,724,251,688.32 - Step 5: Solve for x
x = 6,214,724,251,688.32/2,862,453.88 - Step 6: Final answer
x = 2,171,117.69
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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.