Finding the Fourth Proportional to 2,143,649.34, 3,213,027.99 and 863,437.41
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Solution
The fourth proportional to 2,143,649.34, 3,213,027.99 and 863,437.41 is: 1,294,170.89
Step by Step Solution
- Step 1: Write the proportion equation
2,143,649.34 : 3,213,027.99 = 863,437.41 : x - Step 2: Convert to fraction form
2,143,649.34/3,213,027.99 = 863,437.41/x - Step 3: Cross multiply
2,143,649.34x = 3,213,027.99 × 863,437.41 - Step 4: Simplify right side
2,143,649.34x = 2,774,248,565,943.11 - Step 5: Solve for x
x = 2,774,248,565,943.11/2,143,649.34 - Step 6: Final answer
x = 1,294,170.89
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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.