Finding the Fourth Proportional to 1,577,315.30, 2,365,972.99 and 379,237.67
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Solution
The fourth proportional to 1,577,315.30, 2,365,972.99 and 379,237.67 is: 568,856.52
Step by Step Solution
- Step 1: Write the proportion equation
1,577,315.30 : 2,365,972.99 = 379,237.67 : x - Step 2: Convert to fraction form
1,577,315.30/2,365,972.99 = 379,237.67/x - Step 3: Cross multiply
1,577,315.30x = 2,365,972.99 × 379,237.67 - Step 4: Simplify right side
1,577,315.30x = 897,266,088,892.48 - Step 5: Solve for x
x = 897,266,088,892.48/1,577,315.30 - Step 6: Final answer
x = 568,856.52
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.