Finding the Fourth Proportional to 2,854,952.52, 3,939,471.36 and 1,631,337.26
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Solution
The fourth proportional to 2,854,952.52, 3,939,471.36 and 1,631,337.26 is: 2,251,037.93
Step by Step Solution
- Step 1: Write the proportion equation
2,854,952.52 : 3,939,471.36 = 1,631,337.26 : x - Step 2: Convert to fraction form
2,854,952.52/3,939,471.36 = 1,631,337.26/x - Step 3: Cross multiply
2,854,952.52x = 3,939,471.36 × 1,631,337.26 - Step 4: Simplify right side
2,854,952.52x = 6,426,606,394,573.52 - Step 5: Solve for x
x = 6,426,606,394,573.52/2,854,952.52 - Step 6: Final answer
x = 2,251,037.93
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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.